APA (7th ed.) Citation

Coppett, J. I., & Staples, W. A. (1990). Professional selling: A relationship management process. South-Western Pub. Co..

Chicago Style (17th ed.) Citation

Coppett, John I., and William A. Staples. Professional Selling: A Relationship Management Process. Cincinnati, OH: South-Western Pub. Co., 1990.

MLA (9th ed.) Citation

Coppett, John I., and William A. Staples. Professional Selling: A Relationship Management Process. South-Western Pub. Co., 1990.