Citazione Stile APA (7a Edizione)

RAY, W. J., & RAVIZZA, R. (1984). Methods toward a science of behavior and experience.--Ed.2. Wadsworth.

Citazione stile Chigago Style (17a edizione)

RAY, William J., e Richard RAVIZZA. Methods Toward a Science of Behavior and Experience.--Ed.2. Belmont: Wadsworth, 1984.

Citatione MLA (9a ed.)

RAY, William J., e Richard RAVIZZA. Methods Toward a Science of Behavior and Experience.--Ed.2. Wadsworth, 1984.