Gaya APA

Gagne, R, M., Leslie, I, B. (1979). Principles of instructional design . New York: New York: Holt, Rinehart and Winston; 1979.

Gaya MLA

Gagne, Robert, M.., Leslie, I., Briggs,. "Principles of instructional design". New York: New York: Holt, Rinehart and Winston; 1979, 1979. Text.