APA (7th ed.) Citation

Hopson, B., & Scally, M. (1993). Assertiveness: A positive process. Pfeiffer.

Chicago Style (17th ed.) Citation

Hopson, Barrie, and Mike Scally. Assertiveness: A Positive Process. Amsterdam ; San Diego, Calif.: Pfeiffer, 1993.

MLA (9th ed.) Citation

Hopson, Barrie, and Mike Scally. Assertiveness: A Positive Process. Pfeiffer, 1993.