Cita APA (7th ed.)

Chaplin, J. P., & Krawiec, T. S. (1974). Systems and theories of psychology (3rd ed.). Holt, Rinehart & Winston.

Cita Chicago (17th ed.)

Chaplin, James Patrick, i Theophile Stanley Krawiec. Systems and Theories of Psychology. 3rd ed. New York: Holt, Rinehart & Winston, 1974.

Cita MLA (9th ed.)

Chaplin, James Patrick, i Theophile Stanley Krawiec. Systems and Theories of Psychology. 3rd ed. Holt, Rinehart & Winston, 1974.