APA (7th ed.) Citation

Gagne, R. M. (1970). The conditions of learning (2nd ed.). Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Gagne, Robert Mills. The Conditions of Learning. 2nd ed. New York: Holt, Rinehart and Winston, 1970.

MLA (9th ed.) Citation

Gagne, Robert Mills. The Conditions of Learning. 2nd ed. Holt, Rinehart and Winston, 1970.