Cita APA (7th ed.)

Kagan, J., & Havemann, E. (1972). Psychology: An introduction (2nd ed.). HBJ.

Cita Chicago (17th ed.)

Kagan, Jerome, i Ernest Havemann. Psychology: An Introduction. 2nd ed. New York: HBJ, 1972.

Cita MLA (9th ed.)

Kagan, Jerome, i Ernest Havemann. Psychology: An Introduction. 2nd ed. HBJ, 1972.