1. How to Win Friends and Influence People by Dale Carnegie
2. How to Have Confidence and Power in Dealing With People by Les Giblin
3. Dynamic People Skills by Dexter Yager and Ron Ball
4. Bringing Out The Best In People: How to Enjoy Helping Others Excel by Alan Loy McGinnis
5. Influence by Robert Cialdini
6. Why Men Don’t Listen and Women Can’t Read Maps by Alan Pease
7. The Greatest Salesman in the World by Og Mandino
8. Endless Referrals by Bob Burg
9. The One Minute Salesperson by Spencer Johnson