Cita APA (7a ed.)

Duncan, B. L. (2012). On becoming a better therapist (3rd ed.). American Psychological Association.

Cita Chicago Style (17a ed.)

Duncan, Barry L. On Becoming a Better Therapist. 3rd ed. Washington: American Psychological Association, 2012.

Cita MLA (9a ed.)

Duncan, Barry L. On Becoming a Better Therapist. 3rd ed. American Psychological Association, 2012.