Miller, W. (2009). ProActive sales management: How to lead, motivate, and stay ahead of the game (2nd ed.). American Management Association.
Chicago-Zitierstil (17. Ausg.)Miller, William. ProActive Sales Management: How to Lead, Motivate, and Stay Ahead of the Game. 2nd ed. New York: American Management Association, 2009.
MLA-Zitierstil (9. Ausg.)Miller, William. ProActive Sales Management: How to Lead, Motivate, and Stay Ahead of the Game. 2nd ed. American Management Association, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.