APA (7th ed.) Citation

Travers, R. M. W. (1977). Essentials of learning (4th ed.). Macmillan.

Chicago Style (17th ed.) Citation

Travers, Robert Morris William. Essentials of Learning. 4th ed. New York: Macmillan, 1977.

MLA (9th ed.) Citation

Travers, Robert Morris William. Essentials of Learning. 4th ed. Macmillan, 1977.