Powell, R. A., Symbaluk, D. G., & MacDonald, S. E. (2001). Introduction to learning and behavior. Wadsworth/Thomson Learning.
Citazione stile Chigago Style (17a edizione)Powell, Russell A., Diane G. Symbaluk, e Suzanne E. MacDonald. Introduction to Learning and Behavior. Australia: Wadsworth/Thomson Learning, 2001.
Citatione MLA (9a ed.)Powell, Russell A., et al. Introduction to Learning and Behavior. Wadsworth/Thomson Learning, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.