Winkelwagen

Gossip, Robert - Turkey and Russia, Their Races, History and Wars. Embracing a Graphic Account of the Great Crimean War and of the Russo-Turkish War
Turkey and Russia, Their Races, History and Wars. Embracing a Graphic Account of the Great Crimean War and of the Russo-Turkish War
Gossip, Robert
€19.95
Fanning, David - Mieczyslaw Weinberg
Mieczyslaw Weinberg
Fanning, David
€31.30
Drake, Wayne - Crown Molding & Trim
Crown Molding & Trim
Drake, Wayne
€68.00
Johnson, Bryan - Python Programming
Python Programming
Johnson, Bryan
€29.00
Keizer, Bert - Leven en werk van Ludwig Wittgenstein
Leven en werk van Ludwig Wittgenstein
Keizer, Bert
€23.90
Fittko, Lisa - Vlucht over de Pyreneeën
Vlucht over de Pyreneeën
Fittko, Lisa
€29.99
Barker, Clive - The Scarlet Gospels
The Scarlet Gospels
Barker, Clive
€13.95
Digby, Bob, Warn, Sue - A-level Geography Topic Master: Global Governance
A-level Geography Topic Master: Global Governance
Digby, Bob, Warn, Sue
€38.70
Block, David B - The Dragon Codex
The Dragon Codex
Block, David B
€31.10
Nielsen, Maja - Feldpost fur Pauline
Feldpost fur Pauline
Nielsen, Maja
€17.95
Ferguson, Siobhan - prettycitynewyork
prettycitynewyork
Ferguson, Siobhan
€30.85
Afbeelding niet gevonden
Will This Home Do?
Gilmore, Sophie
€13.25
Carol Burton McLeod, McLeod - Guide Your Mind, Guard Your Heart, Grace Your Tongue
Guide Your Mind, Guard Your Heart, Grace Your Tongue
Carol Burton McLeod, McLeod
€28.30
Salinger, J.D. - Heft hoog de nokbalk, timmerlieden en Seymour, een introductie
Heft hoog de nokbalk, timmerlieden en Seymour, een introductie
Salinger, J.D.
€18.99
Williamson, Joshua - Codename: G.I. Joe Deluxe Edition Book One
Codename: G.I. Joe Deluxe Edition Book One
Williamson, Joshua
€49.45
Afbeelding niet gevonden
Possessed
Shelford, Emma
€27.10
Ellison, Freddie - Oliver Storm and the Great Disappearance
Oliver Storm and the Great Disappearance
Ellison, Freddie
€9.90
Reichart, Andrea - Nenn mich Norbert
Nenn mich Norbert
Reichart, Andrea
€20.40
Afbeelding niet gevonden
Meine Ansicht der Geschichte.
Muller, Peter F
€47.55
Morton, Mandy - The Ice Maid's Tail
The Ice Maid's Tail
Morton, Mandy
€14.95
Londersele, Roel Richelieu Van - De geheimen van de literatuur
De geheimen van de literatuur
Londersele, Roel Richelieu Van
€22.99
Mason, Richard - The World of Suzie Wong
The World of Suzie Wong
Mason, Richard
€27.30
Alberti, Samuel J.M.M., Douthwaite, Jessica, Nehring, Holger, Harper, Sarah - Cold War Scotland
Cold War Scotland
Alberti, Samuel J.M.M., Douthwaite, Jessica, Nehring, Holger, Harper, Sarah
€21.60
Summers, Marshall Vian - The Pure Religion
The Pure Religion
Summers, Marshall Vian
€22.80
Malouf, David - Remembering Babylon
Remembering Babylon
Malouf, David
€14.95
Parker, Michael - Fundamentals for Cosmetic Practice
Fundamentals for Cosmetic Practice
Parker, Michael
€111.75
Wallace, Richard - The King's Loot
The King's Loot
Wallace, Richard
€29.40
Malcolm, Sally - STARGATE SG-1 Behind Enemy Lines
STARGATE SG-1 Behind Enemy Lines
Malcolm, Sally
€22.90
Ramdani, Nabila - Fixing France
Fixing France
Ramdani, Nabila
€32.65
- Cardiac Pacing, Defibrillation and Resynchronization
Cardiac Pacing, Defibrillation and Resynchronization
€83.40
Tremayne, Peter - Tod im Skriptorium
Tod im Skriptorium
Tremayne, Peter
€23.60
Barkas, Linda Anne, Dixon-Todd, Yvonne - Marketing Skills in Practice
Marketing Skills in Practice
Barkas, Linda Anne, Dixon-Todd, Yvonne
€59.25
Newell - Big Ideas in Primary Mathematics
Big Ideas in Primary Mathematics
Newell
€127.10
Knape, Angela - Edith Pauline: At Pike's Haven
Edith Pauline: At Pike's Haven
Knape, Angela
€35.50
Kinsey, T E - In the Market for Murder
In the Market for Murder
Kinsey, T E
€12.60
Truby, John - The Anatomy of Story
The Anatomy of Story
Truby, John
€24.10
Caniff, Mr. Milton - Terry and the Pirates: The Master Collection Vol. 10
Terry and the Pirates: The Master Collection Vol. 10
Caniff, Mr. Milton
€87.00
Olson, Randy - Don't Be Such a Scientist, Second Edition
Don't Be Such a Scientist, Second Edition
Olson, Randy
€30.90
Blackman, Abigail, Ragawa, Marimo, Konohara, Narise, Engel, Taylor - The Vampire and His Pleasant Companions, Vol. 1
The Vampire and His Pleasant Companions, Vol. 1
Blackman, Abigail, Ragawa, Marimo, Konohara, Narise, Engel, Taylor
€15.90
Blackman, Abigail, Oloye, Ajani, Mokumokuren, Mokumokuren - The Summer Hikaru Died, Vol. 4
The Summer Hikaru Died, Vol. 4
Blackman, Abigail, Oloye, Ajani, Mokumokuren, Mokumokuren
€19.95
Robertson, Donald - How to Think Like Socrates
How to Think Like Socrates
Robertson, Donald
€31.00
Siculus, Diodorus - The Library, Books 16-20
The Library, Books 16-20
Siculus, Diodorus
€24.10
Ripley, Sarah - Zoogdieren
Zoogdieren
Ripley, Sarah
€16.95
Pool, Linde - Het grote spreekwoordenboek voor kinderen
Het grote spreekwoordenboek voor kinderen
Pool, Linde
€26.00
Ellison, Amanda (Durham University - Splitting
Splitting
Ellison, Amanda (Durham University
€22.25
Mogg, Caroline Clifton - Hidden Homes of Tuscany and Umbria
Hidden Homes of Tuscany and Umbria
Mogg, Caroline Clifton
€43.00
Black, Christopher, Anestis, Mark - McGraw Hill 6 SAT Practice Tests, Fifth Edition
McGraw Hill 6 SAT Practice Tests, Fifth Edition
Black, Christopher, Anestis, Mark
€21.60
Rodricks, Dan - Father's Day Creek
Father's Day Creek
Rodricks, Dan
€23.90
Morishita, suu - A Sign of Affection 8
A Sign of Affection 8
Morishita, suu
€19.95
Enger, Thomas - Cursed
Cursed
Enger, Thomas
€13.95
Robertson, Vivienne - Images in an Antique Book
Images in an Antique Book
Robertson, Vivienne
€35.30
Green, Stefanie - This Is Assisted Dying
This Is Assisted Dying
Green, Stefanie
€29.00
Ward, Penelope - Stepbrother Dearest
Stepbrother Dearest
Ward, Penelope
€31.80
Braband, Leisa - The Pet Nanny 3
The Pet Nanny 3
Braband, Leisa
€25.70
Siegner, Ingo - Der kleine Drache Kokosnuss - Die Mutprobe
Der kleine Drache Kokosnuss - Die Mutprobe
Siegner, Ingo
€20.00
Fromm, Jeff, Garton, Christie - The Marketing to Millennials
The Marketing to Millennials
Fromm, Jeff, Garton, Christie
€29.10
Luis Troyano - Bake it Great
Bake it Great
Luis Troyano
€28.00
Brown, Jason - Character Witness
Character Witness
Brown, Jason
€30.40
Solomon, Charles - The Art of Frozen
The Art of Frozen
Solomon, Charles
€35.25
Blackman, Abigail, Dashiell, Christine, Narita, Ryohgo, Fujimoto, Shinta - Dead Mount Death Play, Vol. 10
Dead Mount Death Play, Vol. 10
Blackman, Abigail, Dashiell, Christine, Narita, Ryohgo, Fujimoto, Shinta
€15.90
Green, Alexandra - World Wonders 1: Grammar Book
World Wonders 1: Grammar Book
Green, Alexandra
€33.65
Smith, Va - Adaptations
Adaptations
Smith, Va
€26.40
Alton, John - Painting With Light
Painting With Light
Alton, John
€36.60
Sainsbury, Daisy - Contemporary French Poetry
Contemporary French Poetry
Sainsbury, Daisy
€82.40
Blackman, Abigail, Dashiell, Christine, Narita, Ryohgo, Fujimoto, Shinta - Dead Mount Death Play, Vol. 11
Dead Mount Death Play, Vol. 11
Blackman, Abigail, Dashiell, Christine, Narita, Ryohgo, Fujimoto, Shinta
€15.90
Bender, Rebecca - Giraffe and Bird Together Again
Giraffe and Bird Together Again
Bender, Rebecca
€23.60
Redding, Dr. Tony - V-Bombers
V-Bombers
Redding, Dr. Tony
€33.90
Zepf, Maire - Mae Rita Eisiau Tylwythen Deg
Mae Rita Eisiau Tylwythen Deg
Zepf, Maire
€13.25
Kent, James Tyler - Repertory of the Homeopathic Materia Medica
Repertory of the Homeopathic Materia Medica
Kent, James Tyler
€54.30
- Das kleine Kinderliederbuch
Das kleine Kinderliederbuch
€24.60
Coulter, Catherine - Point Blank
Point Blank
Coulter, Catherine
€20.80
Quest, Penelope - The Basics of Reiki: A Step-By-Step Guide to Healing with Reiki
The Basics of Reiki: A Step-By-Step Guide to Healing with Reiki
Quest, Penelope
€31.00
Clark, Martine - Appetizers & Cocktails - Bite Your Tongue
Appetizers & Cocktails - Bite Your Tongue
Clark, Martine
€37.15
Roberts, Tiffany - Ensnared (The Spider's Mate #1)
Ensnared (The Spider's Mate #1)
Roberts, Tiffany
€26.70
Respicio, Mae - The Story of Books
The Story of Books
Respicio, Mae
€21.05
Shah, Idries - The Man with Bad Manners / Невихований чоловік
The Man with Bad Manners / Невихований чоловік
Shah, Idries
€15.20
Enger, Thomas - Killed
Killed
Enger, Thomas
€13.95
New Scientist, Redactie - Waarom zijn katten eigenwijzer dan honden?
Waarom zijn katten eigenwijzer dan honden?
New Scientist, Redactie
€11.99
Zimmermann, Walter - Vorsorgevollmacht - Betreuungsverfügung - Patientenverfügung - Ehegattennotvertretungsrecht
Vorsorgevollmacht - Betreuungsverfügung - Patientenverfügung - Ehegattennotvertretungsrecht
Zimmermann, Walter
€57.30
Pinto, Michael A. - Sight Beyond Eyes
Sight Beyond Eyes
Pinto, Michael A.
€33.10
Nao, Akinari, Quintessenza, Anthony, Dashiell, Christine, Saito, Kenji - Trinity Seven, Vol. 12
Trinity Seven, Vol. 12
Nao, Akinari, Quintessenza, Anthony, Dashiell, Christine, Saito, Kenji
€15.90
Stahl, Robert E. - Show Me Where It Hurts
Show Me Where It Hurts
Stahl, Robert E.
€26.40
- The World Picture of Comparative Law
The World Picture of Comparative Law
€193.90
D'Urfey, Thomas - The Virtuous Wife
The Virtuous Wife
D'Urfey, Thomas
€21.65
Kaldewaij, Anne, Valstar, Arjen - Differentiaalrekening en integraalrekening
Differentiaalrekening en integraalrekening
Kaldewaij, Anne, Valstar, Arjen
€32.00
Randolph, Theron G. - An Alternative Approach to Allergies: The New Field of Clinical Ecology Unravels the Environmental Causes of
An Alternative Approach to Allergies: The New Field of Clinical Ecology Unravels the Environmental Causes of
Randolph, Theron G.
€25.90
Piper, John - Vorsehung
Vorsehung
Piper, John
€38.10
Janssen, Jos - Authenticiteit
Authenticiteit
Janssen, Jos
€17.50
Raiford, Matthew - Bress 'n' Nyam
Bress 'n' Nyam
Raiford, Matthew
€36.20
Blackman, Abigail, Dashiell, Christine, Narita, Ryohgo, Fujimoto, Shinta - Dead Mount Death Play, Vol. 9
Dead Mount Death Play, Vol. 9
Blackman, Abigail, Dashiell, Christine, Narita, Ryohgo, Fujimoto, Shinta
€15.90
Afbeelding niet gevonden
Crosswords
Saunders, Eric
€13.25
Harper, Rebecca G. - Content Area Writing that Rocks
Content Area Writing that Rocks
Harper, Rebecca G.
€40.15
de Graaf, Priscilla - Zorg en Overheid
Zorg en Overheid
de Graaf, Priscilla
€23.27
Berkman, Alexander - What Is Anarchism?
What Is Anarchism?
Berkman, Alexander
€21.50
Hailey, Carole - The Silence Project
The Silence Project
Hailey, Carole
€16.50
Moctezuma, Jose-Luis - Black Box Syndrome
Black Box Syndrome
Moctezuma, Jose-Luis
€28.10
Lederman, Leon M., Hill, Christopher T. - Quantum Physics for Poets
Quantum Physics for Poets
Lederman, Leon M., Hill, Christopher T.
€37.50
Afbeelding niet gevonden
Yaşam Felsefesi
Kant, Immanuel
€26.99
Bishop, Gulsebnem - Cybersecurity Culture
Cybersecurity Culture
Bishop, Gulsebnem
€59.25
Jonsson, Magnus - De man die met poppen speelde
De man die met poppen speelde
Jonsson, Magnus
€28.99
Macaw Books - Richard III: A Shakespeare Children's Story (US Edition)
Richard III: A Shakespeare Children's Story (US Edition)
Macaw Books
€10.30
Lama, Dalai, Tutu, Desmond, Abrams, Douglas - Het boek van vreugde
Het boek van vreugde
Lama, Dalai, Tutu, Desmond, Abrams, Douglas
€15.99
Elefteriades, John A, Tribble, Curtis, Geha, Alexander S S - House Officer's Guide to ICU Care
House Officer's Guide to ICU Care
Elefteriades, John A, Tribble, Curtis, Geha, Alexander S S
€85.20
Blackman, Abigail, Dashiell, Christine, Narita, Ryohgo, Fujimoto, Shinta - Dead Mount Death Play, Vol. 1
Dead Mount Death Play, Vol. 1
Blackman, Abigail, Dashiell, Christine, Narita, Ryohgo, Fujimoto, Shinta
€15.90
Robertson, Lori - If I Were a Chicken
If I Were a Chicken
Robertson, Lori
€31.60
Hill, Rod (University of New Brunswick, Myatt, Tony (University of New Brunswick - The Microeconomics Anti-Textbook
The Microeconomics Anti-Textbook
Hill, Rod (University of New Brunswick, Myatt, Tony (University of New Brunswick
€32.70
Magen, Tracey - Starlight
Starlight
Magen, Tracey
€27.10
Lilburn, Tim - Living In The World As If It Were Home
Living In The World As If It Were Home
Lilburn, Tim
€24.80
Sayers, Constance - A Witch in Time
A Witch in Time
Sayers, Constance
€29.10
Graaf, Rianne de - WAYUU MOCHILAS HAKEN
WAYUU MOCHILAS HAKEN
Graaf, Rianne de
€25.99
Rivers, Francine - Atonement Child
Atonement Child
Rivers, Francine
€23.05
Maynard, Lee - The Scummers
The Scummers
Maynard, Lee
€23.00
Monk, Ray - Ludwig Wittgenstein
Ludwig Wittgenstein
Monk, Ray
€26.05
Kaldewaij, Anne - De Laplace-transformatie met toepassingen
De Laplace-transformatie met toepassingen
Kaldewaij, Anne
€32.00
McNamee, Libby C. - The Union Spymistress: The Story of Elizabeth Van Lew
The Union Spymistress: The Story of Elizabeth Van Lew
McNamee, Libby C.
€26.40
Coyle, Harold - Sword Point
Sword Point
Coyle, Harold
€31.70
Blackman, Rick - Babylon's Burning
Babylon's Burning
Blackman, Rick
€14.95
Jansson, Tove - Finn Family Moomintroll
Finn Family Moomintroll
Jansson, Tove
€32.50
Mason, Paul - A World of Supercars
A World of Supercars
Mason, Paul
€22.70
Nelson, Thomas - NKJV, End-of-Verse Reference Bible, Personal Size Large Print, Leathersoft, Pink, Thumb Indexed, Red Letter, Comfort Print
NKJV, End-of-Verse Reference Bible, Personal Size Large Print, Leathersoft, Pink, Thumb Indexed, Red Letter, Comfort Print
Nelson, Thomas
€37.80
Coates, Ta-Nehisi - Tussen de wereld en mij
Tussen de wereld en mij
Coates, Ta-Nehisi
€18.99
Blackman, Abigail, Prowse, Alice, Pixiv Inc - Visions 2022__Illustrators Book
Visions 2022__Illustrators Book
Blackman, Abigail, Prowse, Alice, Pixiv Inc
€40.95
Afbeelding niet gevonden
The Disappearance of Astrid Bricard
Lester, Natasha
€29.10
Brandy, Valerie - Trail of Obsession
Trail of Obsession
Brandy, Valerie
€36.20
Respicio, Mae - The Story of Bicycles
The Story of Bicycles
Respicio, Mae
€21.05
- The Simons of Manchester
The Simons of Manchester
€29.50
Nester, William - The Coalitions against Napoleon
The Coalitions against Napoleon
Nester, William
€31.40
Shayne, Reesa - I Breathe For Me
I Breathe For Me
Shayne, Reesa
€25.70
Schalamow, Warlam - Über die Kolyma
Über die Kolyma
Schalamow, Warlam
€35.20
Saulness, E. C. - The Pack
The Pack
Saulness, E. C.
€34.50
Mantchev, Lisa - The Strictly No Elephants & the Trouble with Giraffes Boxed Set: Strictly No Elephants; The Trouble with Giraffes
The Strictly No Elephants & the Trouble with Giraffes Boxed Set: Strictly No Elephants; The Trouble with Giraffes
Mantchev, Lisa
€42.60
Trondheim, Lewis - Trondheim, L: Walt Disney's Mickey and Donald: Mickey's Craz
Trondheim, L: Walt Disney's Mickey and Donald: Mickey's Craz
Trondheim, Lewis
€31.10
Carron, Sterre - Satya
Satya
Carron, Sterre
€21.95
Meléndez-Badillo, Jorell - Páginas libres
Páginas libres
Meléndez-Badillo, Jorell
€37.70
Daniels, Natasha - Social Skills Activities for Kids
Social Skills Activities for Kids
Daniels, Natasha
€19.95
Barker, Ralph - The Last Blue Mountain
The Last Blue Mountain
Barker, Ralph
€29.10
Knight, Phil - Shoe Dog
Shoe Dog
Knight, Phil
€28.30
Afbeelding niet gevonden
The Squatter's Dream: A Story of Australian Life (Edition1)
Ware Bassett, Sara
€26.40
Feely, Michael, Karlin, Ben - The Teaching and Learning Playbook
The Teaching and Learning Playbook
Feely, Michael, Karlin, Ben
€34.80
Blackman, Sue - Beginning 3D Game Development with Unity 4
Beginning 3D Game Development with Unity 4
Blackman, Sue
€82.40
Krzemie, Zuzanna - Shaping the Jewish Enlightenment
Shaping the Jewish Enlightenment
Krzemie, Zuzanna
€118.45
Benedict, Ray - Overthinking
Overthinking
Benedict, Ray
€31.80
Zeloni Magelli, Edoardo - La Super Memoria
La Super Memoria
Zeloni Magelli, Edoardo
€42.60
North, Jonathan - Killing Napoleon
Killing Napoleon
North, Jonathan
€15.90
Wittgenstein, Ludwig - Logisch-Philosophische Abhandlung. Tractatus Logico-Philosophicus. [Great Papers Philosopie]
Logisch-Philosophische Abhandlung. Tractatus Logico-Philosophicus. [Great Papers Philosopie]
Wittgenstein, Ludwig
€15.05
Rose, Kristi - Campus Murder Club
Campus Murder Club
Rose, Kristi
€30.40
Disney Books - Tales of Courage and Kindness
Tales of Courage and Kindness
Disney Books
€19.95
Robertson, Donald - How to Think Like Socrates
How to Think Like Socrates
Robertson, Donald
€23.55
Jockweg, Bernd - Meine Sinne, Werkstatt
Meine Sinne, Werkstatt
Jockweg, Bernd
€35.30
Morrison-Andrews, Sharalyn - Awesome Jack
Awesome Jack
Morrison-Andrews, Sharalyn
€27.80
Sullivan, Anthony - Britain's War Against the Slave Trade
Britain's War Against the Slave Trade
Sullivan, Anthony
€29.00
Respicio, Mae - The Story of Crayons
The Story of Crayons
Respicio, Mae
€21.05
Afbeelding niet gevonden
Sports Car Origins
Respicio, Mae
€13.95
Blackman, Abigail, Tsurubuchi, Kenji, Ransom, Ko - Touge Oni: Primal Gods in Ancient Times, Vol. 2
Touge Oni: Primal Gods in Ancient Times, Vol. 2
Blackman, Abigail, Tsurubuchi, Kenji, Ransom, Ko
€19.95
Blackman, Abigail, Kanoh, Arata, Nakamura, Jyunya, Shinkai, Makoto - your name. Another Side:Earthbound, Vol. 2 (manga)
your name. Another Side:Earthbound, Vol. 2 (manga)
Blackman, Abigail, Kanoh, Arata, Nakamura, Jyunya, Shinkai, Makoto
€15.90
Afbeelding niet gevonden
All Star
Burns, McKenzie
€26.40
Vlautin, Willy - Northline
Northline
Vlautin, Willy
€14.95
Huff, Philip - Wat je van bloed weet
Wat je van bloed weet
Huff, Philip
€15.00
Lewis, Sara - Cook, Batch, Freeze
Cook, Batch, Freeze
Lewis, Sara
€14.95
Marsden, Norman - A Jewish Life Under The Tsars
A Jewish Life Under The Tsars
Marsden, Norman
€54.10
Zimmer, Lori - Art of Spray Paint
Art of Spray Paint
Zimmer, Lori
€30.40
Autumn Publishing - 3+ Best Simple Sums Book Ever
3+ Best Simple Sums Book Ever
Autumn Publishing
€14.95
Tutu, Desmond, Lama, Dalai, Abrams, Douglas - Het boek van vreugde
Het boek van vreugde
Tutu, Desmond, Lama, Dalai, Abrams, Douglas
€11.00
Siegner, Ingo - Der kleine Drache Kokosnuss - Einmal um die ganze Welt
Der kleine Drache Kokosnuss - Einmal um die ganze Welt
Siegner, Ingo
€22.40
Prokofieff, Sergei O. - Rudolf Steiner, Fragment of a Spiritual Biography
Rudolf Steiner, Fragment of a Spiritual Biography
Prokofieff, Sergei O.
€28.95
PI Kids - World of Eric Carle: Picnic Time! Sound Book
World of Eric Carle: Picnic Time! Sound Book
PI Kids
€15.90
Blackman, Abigail, Oloye, Ajani, Mokumokuren, Mokumokuren - The Summer Hikaru Died, Vol. 1
The Summer Hikaru Died, Vol. 1
Blackman, Abigail, Oloye, Ajani, Mokumokuren, Mokumokuren
€25.70
Weatherford, Carole Boston - Me and My Mama
Me and My Mama
Weatherford, Carole Boston
€15.15
Autumn Publishing - ABCs Activity Flashcards
ABCs Activity Flashcards
Autumn Publishing
€13.25

169 item(s) in uw winkelwagen

Subtotaal € 5234,63
Indicatie verzendkosten € 0,00

Geen verzendkosten binnen Nederland.

Totaalprijs € 5234,63
Afrekenen Verder winkelen
Leveringsvoorwaarden

Leveringsvoorwaarden

  • Alle boeken zijn nieuw.
  • Na uw bestelling ontvangt u een bevestiging per e-mail.
  • Boekstra.nl kan betaling vooraf vragen.
  • Verzendkosten binnen Nederland: slechts € 1,75.

Leveringsvoorwaarden

Recht van retour is van toepassing zoals vermeld in onze algemene voorwaarden.

Boekstra