APA (7th ed.) Citation

Grinker, R. R. (1956). Toward a unified theory of human behavior. Basic Books.

Chicago Style (17th ed.) Citation

Grinker, Roy Richard. Toward a Unified Theory of Human Behavior. [New York]: Basic Books, 1956.

MLA (9th ed.) Citation

Grinker, Roy Richard. Toward a Unified Theory of Human Behavior. Basic Books, 1956.