Cita APA (7th ed.)

Woodworth, R. S., & Marquis, D. G. (1949). Psychology (20. ed.). Methuen.

Cita Chicago (17th ed.)

Woodworth, Robert S., i Donals G. Marquis. Psychology. 20. ed. London: Methuen, 1949.

Cita MLA (8th ed.)

Woodworth, Robert S., i Donals G. Marquis. Psychology. 20. ed. Methuen, 1949.