APA (7th ed.) Citation

Whittaker, J. O. (1976). Introduction to psychology (3. ed.). Saunders.

Chicago Style (17th ed.) Citation

Whittaker, James O. Introduction to Psychology. 3. ed. Philadelphia u.a: Saunders, 1976.

MLA (9th ed.) Citation

Whittaker, James O. Introduction to Psychology. 3. ed. Saunders, 1976.