DuBrin, A. J. (2000). Essentials of management (5th ed.). Cincinnati: South-Western College.
शिकागो स्टाइल उद्धरणDuBrin, Andrew J. Essentials of Management. 5th ed. Cincinnati: South-Western College, 2000.
एमएलए उद्धरणDuBrin, Andrew J. Essentials of Management. 5th ed. Cincinnati: South-Western College, 2000.
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