Não informado. (1967). MSU business topics. Michigan State University, Bureau of Business and Economic Research.
Style de citation Chicago (17e éd.)Não informado. MSU Business Topics. East Lansing, Mich: Michigan State University, Bureau of Business and Economic Research, 1967.
Style de citation MLA (8e éd.)Não informado. MSU Business Topics. Michigan State University, Bureau of Business and Economic Research, 1967.
Attention : ces citations peuvent ne pas être correctes à 100%.