APA (7th ed.) Citation

Stumm, D. A. (1986). Developing a professional sales force: A guide for sales trainers and sales managers. Quorum Books.

Chicago Style (17th ed.) Citation

Stumm, David Arthur. Developing a Professional Sales Force: A Guide for Sales Trainers and Sales Managers. New York: Quorum Books, 1986.

MLA (9th ed.) Citation

Stumm, David Arthur. Developing a Professional Sales Force: A Guide for Sales Trainers and Sales Managers. Quorum Books, 1986.