Cassidy, C. M. (2011). Principles of Management.: 12th ed (12th ed.). South-Western.
Chicago-čujuhus (17. p.)Cassidy, Carlene M. Principles of Management.: 12th Ed. 12th ed. United States.: South-Western, 2011.
MLA-čujuhus (9. p.)Cassidy, Carlene M. Principles of Management.: 12th Ed. 12th ed. South-Western, 2011.
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