Willingham, Ron, 1932- Integrity selling for the 21st century : how to sell the way people want to buy / Ron Willingham. - 1st ed. - xxvii, 210 p. : ill. ; Includes index. ISBN: 0385509561 Subjects--Topical Terms: Selling.Integrity. LC Class. No.: HF5438.25 WIL 2003