APA (7th ed.) Citation

Perls, F. S., & Hefferline, R. F. (1951). Gestalt therapy: Excitement and growth in the human personality (23. print.). Dell Publ.

Chicago Style (17th ed.) Citation

Perls, Frederick S., and Ralph F. Hefferline. Gestalt Therapy: Excitement and Growth in the Human Personality. 23. print. New York: Dell Publ, 1951.

MLA (9th ed.) Citation

Perls, Frederick S., and Ralph F. Hefferline. Gestalt Therapy: Excitement and Growth in the Human Personality. 23. print. Dell Publ, 1951.