APA (7th ed.) Citation

Whitaker, C. A., & Malone, T. P. (1981). The roots of psychotherapy. Brunner/Mazel.

Chicago Style (17th ed.) Citation

Whitaker, Carl A., and Thomas P. Malone. The Roots of Psychotherapy. New York: Brunner/Mazel, 1981.

MLA (9th ed.) Citation

Whitaker, Carl A., and Thomas P. Malone. The Roots of Psychotherapy. Brunner/Mazel, 1981.