APA (7th ed.) Citation

Barrett, E. B. (1925). The new psychology: How it aids and interests. Kenedy.

Chicago Style (17th ed.) Citation

Barrett, Edward Boyd. The New Psychology: How It Aids and Interests. New York: Kenedy, 1925.

MLA (9th ed.) Citation

Barrett, Edward Boyd. The New Psychology: How It Aids and Interests. Kenedy, 1925.