APA (7e ed.) Bronvermelding

Ray, W. J., & Ravizza, R. (1985). Methods toward a science of behavior and experience (2nd ed.). Wadsworth.

Chicago (17e ed.) Bronvermelding

Ray, William J., en Richard Ravizza. Methods Toward a Science of Behavior and Experience. 2nd ed. Belmont, Calif: Wadsworth, 1985.

MLA (9e ed.) Bronvermelding

Ray, William J., en Richard Ravizza. Methods Toward a Science of Behavior and Experience. 2nd ed. Wadsworth, 1985.