Citazione Stile APA (7a Edizione)

Kagan, J., & Segal, J. (1988). Psychology: An introduction (6th ed.). Harcourt Brace Jovanovich.

Citazione stile Chigago Style (17a edizione)

Kagan, Jerome, e Julius Segal. Psychology: An Introduction. 6th ed. San Diego: Harcourt Brace Jovanovich, 1988.

Citatione MLA (9a ed.)

Kagan, Jerome, e Julius Segal. Psychology: An Introduction. 6th ed. Harcourt Brace Jovanovich, 1988.