From the author of How to Win Friends and Influence People. The famous red course on how to improve yourself and become successful in life and business.
An Practical Course in Developing Courage and Confidence, Effective Speaking, Leadership Training, Improving Your Memory, and Human Relations.
Ik heb een vraag over het boek: ‘The Dale Carnegie Course - Carnegie, Dale’.
Vul het onderstaande formulier in.
We zullen zo spoedig mogelijk antwoorden.
