Massie, J. L., & Douglas, J. (1973). Managing: A contemporary introduction. Prentice-Hall.
Tohutoru Kātū Chicago (17th ed.)Massie, Joseph L., me John Douglas. Managing: A Contemporary Introduction. New Jersey: Prentice-Hall, 1973.
Tohutoro MLA (9th ed.)Massie, Joseph L., me John Douglas. Managing: A Contemporary Introduction. Prentice-Hall, 1973.
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