The Magic of Thinking BIG!
by David Schwartz
How I Raised Myself from Failure to Success in Selling
by Frank Bettger
How to Win Friends and Influence People
by Dale Carnegie
How You can have Confidence & Power in Dealing with People
by Les Giblin
The Psychology of Relationship Selling
by Orv Owens
See You at the Top
by Zig Ziglar
Move Ahead with Possibility Thinking
by Robert Schuller