Simpkins, Robert A. 1945- The secrets of great sales management : advanced strategies for maximizing performance / Robert A. Simpkins - New York, N.Y. : AMACOM, c2004 - 212 p. : ill. Includes index ISBN: 0814472389 Subjects--Topical Terms: SALES MANAGEMENTSALES PERSONNEL--TRAINING OF LC Class. No.: HF5438.4 / S556S