APA-referens (7:e uppl.)

Não informado. (1967). MSU business topics. Michigan State University, Bureau of Business and Economic Research.

Chicago-referens (17:e uppl.)

Não informado. MSU Business Topics. East Lansing, Mich: Michigan State University, Bureau of Business and Economic Research, 1967.

MLA-referens (8:e uppl.)

Não informado. MSU Business Topics. Michigan State University, Bureau of Business and Economic Research, 1967.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.