Engels (2)

Up To €10 (0) € 10 Tot € 20 (1) € 20 Tot € 50 (1) € 50 En Meer (0)

Singer, Richard A (2) Hedges, Paul Michael (2) Webb, Densie (2) Finger, Brad, Heine, Florian (1) Pears, Richard (durham University), Shields, Graham (formerly University Of Cumbria) (1)

2019 (1) 2017 (1)

Overig (2)