APA (7th ed.) Citation

Kagan, J., Baucum, D., Havemann, E., Segal, J. ., & Smith, C. D. (2004). Psychology: An introduction (9th ed.). Thomson/Wadsworth.

Chicago Style (17th ed.) Citation

Kagan, Jerome, Don Baucum, Ernest Havemann, Julius Segal, and Carolyn D. Smith. Psychology: An Introduction. 9th ed. Belmont, CA: Thomson/Wadsworth, 2004.

MLA (9th ed.) Citation

Kagan, Jerome, et al. Psychology: An Introduction. 9th ed. Thomson/Wadsworth, 2004.