APA (7th ed.) Citation

Greenberg, L. S., McWilliams, N., & Wenzel, A. (2014). Exploring three approaches to psychotherapy. American Psychological Association.

Chicago Style (17th ed.) Citation

Greenberg, Leslie S., Nancy McWilliams, and Amy Wenzel. Exploring Three Approaches to Psychotherapy. Washington: American Psychological Association, 2014.

MLA (9th ed.) Citation

Greenberg, Leslie S., et al. Exploring Three Approaches to Psychotherapy. American Psychological Association, 2014.