APA (7th ed.) Citation

Kagan, J., Havemann, E., & Sasserath, V. J. (1980). Psychology: An introduction (4th ed.). Harcourt Brace Jovanovich.

Chicago Style (17th ed.) Citation

Kagan, Jerome, Ernest Havemann, and Valerie J. Sasserath. Psychology: An Introduction. 4th ed. New York: Harcourt Brace Jovanovich, 1980.

MLA (8th ed.) Citation

Kagan, Jerome, et al. Psychology: An Introduction. 4th ed. Harcourt Brace Jovanovich, 1980.