Cita APA (7a ed.)

Duncan, B. L. (2010). On becoming a better therapist. American Psychological Association.

Cita Chicago Style (17a ed.)

Duncan, Barry L. On Becoming a Better Therapist. Washington, D.C.: American Psychological Association, 2010.

Cita MLA (8a ed.)

Duncan, Barry L. On Becoming a Better Therapist. American Psychological Association, 2010.