Gaya APA

Travers, R, M, W. (1982). Essentials of learning : the new cognitive learning for students of education (5th ed.). New York: Macmillan Pub.

Gaya MLA

Travers, Robert, M., W.. "Essentials of learning : the new cognitive learning for students of education". 5th ed. New York: Macmillan Pub, 1982. Text.