APA (7th ed.) Citation

Polster, E. (2020). The evolution of psychotherapy: The secret ally of psychotherapy. Milton H. Erickson Foundation.

Chicago Style (17th ed.) Citation

Polster, Erving. The Evolution of Psychotherapy: The Secret Ally of Psychotherapy. Phoenix, AZ: Milton H. Erickson Foundation, 2020.

MLA (9th ed.) Citation

Polster, Erving. The Evolution of Psychotherapy: The Secret Ally of Psychotherapy. Milton H. Erickson Foundation, 2020.