APA (7th ed.) Citation

Singer, E. (1965). Key concepts in psychotherapy. Basic Books.

Chicago Style (17th ed.) Citation

Singer, Erwin. Key Concepts in Psychotherapy. New York: Basic Books, 1965.

MLA (9th ed.) Citation

Singer, Erwin. Key Concepts in Psychotherapy. Basic Books, 1965.

Warning: These citations may not always be 100% accurate.