Citazione APA

Ronald S Krug & Alvah R Cars. (1995). Behavioral Science (4th.ed.). Springer Verlag.

Stile di citazione Chicago

Ronald S Krug e Alvah R Cars. Behavioral Science. 4th.ed. New York: Springer Verlag, 1995.

Citazione MLA

Ronald S Krug e Alvah R Cars. Behavioral Science. 4th.ed. Springer Verlag, 1995.