APA (7th ed.) Citation

Janet, P. (1924). Principles of psychotherapy. Macmillan.

Chicago Style (17th ed.) Citation

Janet, Pierre. Principles of Psychotherapy. New York: Macmillan, 1924.

MLA (9th ed.) Citation

Janet, Pierre. Principles of Psychotherapy. Macmillan, 1924.

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