Παραπομπή APA

Cheskin, L. (1959). Why people buy: Motivation research and its successful applicaton. Leverlght.

Παραπομπή Chicago Style

Cheskin, Louis. Why People Buy: Motivation Research and Its Successful Applicaton. New York: Leverlght, 1959.

Παραπομπή MLA

Cheskin, Louis. Why People Buy: Motivation Research and Its Successful Applicaton. Leverlght, 1959.