Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.