APA (7e ed.) Bronvermelding

Ray, W. J. (1997). Methods toward a science of behavior and experience (5th ed.). Thompson.

Chicago (17e ed.) Bronvermelding

Ray, William J. Methods Toward a Science of Behavior and Experience. 5th ed. Pacific Grove,Calif: Thompson, 1997.

MLA (9e ed.) Bronvermelding

Ray, William J. Methods Toward a Science of Behavior and Experience. 5th ed. Thompson, 1997.