Levenstein, A. (1962). Why people work: Changing incentives in a troubled world. New York: Collier Books.
Chicago-stil citatLevenstein, Aaron. Why People Work: Changing Incentives in a Troubled World. New York: Collier Books, 1962.
MLA-referensLevenstein, Aaron. Why People Work: Changing Incentives in a Troubled World. New York: Collier Books, 1962.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.