Cita APA (7th ed.)

EDWARDS, D. C. (1968). General psychology. Macmillan.

Cita Chicago (17th ed.)

EDWARDS, David C. General Psychology. London: Macmillan, 1968.

Cita MLA (9th ed.)

EDWARDS, David C. General Psychology. Macmillan, 1968.

Atenció: Aquestes cites poden no estar 100% correctes.