Citazione Stile APA (7a Edizione)

Whaley, D. L., & Malott, R. W. (1971). Elementary principles of behavior. Appleton-Century-Crofts.

Citazione stile Chigago Style (17a edizione)

Whaley, Donald L., e Richard W. Malott. Elementary Principles of Behavior. New York: Appleton-Century-Crofts, 1971.

Citatione MLA (9a ed.)

Whaley, Donald L., e Richard W. Malott. Elementary Principles of Behavior. Appleton-Century-Crofts, 1971.