APA (7e ed.) Bronvermelding

Darley, J. M. (1988). Psychology (4th ed.). Prentice-Hall.

Chicago (17e ed.) Bronvermelding

Darley, John M. Psychology. 4th ed. Englewood Cliffs, New Jersey: Prentice-Hall, 1988.

MLA (9e ed.) Bronvermelding

Darley, John M. Psychology. 4th ed. Prentice-Hall, 1988.