Gregoire, R. (1966). The University teaching of social sciences: Business management. Unesco.
Tohutoru Kātū Chicago (17th ed.)Gregoire, Roger. The University Teaching of Social Sciences: Business Management. Paris: Unesco, 1966.
Tohutoro MLA (9th ed.)Gregoire, Roger. The University Teaching of Social Sciences: Business Management. Unesco, 1966.
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