Não informado. (1974). University of Michigan business review. University of Michigan, Graduate School of Business Administration.
Chicago-referens (17:e uppl.)Não informado. University of Michigan Business Review. Ann Arbor, Mich: University of Michigan, Graduate School of Business Administration, 1974.
MLA-referens (8:e uppl.)Não informado. University of Michigan Business Review. University of Michigan, Graduate School of Business Administration, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.