Não informado. (1967). MSU business topics. Michigan State University, Bureau of Business and Economic Research.
Cita Chicago Style (17a ed.)Não informado. MSU Business Topics. East Lansing, Mich: Michigan State University, Bureau of Business and Economic Research, 1967.
Cita MLA (8a ed.)Não informado. MSU Business Topics. Michigan State University, Bureau of Business and Economic Research, 1967.
Precaución: Estas citas no son 100% exactas.