Wie man Freunde gewinnt
Dale Carnegie ยท 2006
More by Dale Carnegie
How to Win Friends & Influence People
How to Stop Worrying and Start Living
The Art of Public Speaking
Public Speaking and Influencing Men in Business
How to Develop Self-confidence (Personal Development)
The Leader in You
How to Win Friends and Influence People / How to stop worrying and start living
Como Disfrutar De La Vida/ How to Enjoy Your Life and Your Job