Cita APA (7th ed.)

Weiten, W. (2009). Psychology: Themes and variations (6th ed.). Wadsworth Thomson Learning.

Cita Chicago (17th ed.)

Weiten, Wayne. Psychology: Themes and Variations. 6th ed. Belmont, Calif: Wadsworth Thomson Learning, 2009.

Cita MLA (9th ed.)

Weiten, Wayne. Psychology: Themes and Variations. 6th ed. Wadsworth Thomson Learning, 2009.