KOONTZ HAROLD. (2007). ESSENTIALS OF MANAGEMENT: AN INTERNATIONAL PERSPECTIVE (7TH.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKOONTZ HAROLD. ESSENTIALS OF MANAGEMENT: AN INTERNATIONAL PERSPECTIVE. 7TH. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKOONTZ HAROLD. ESSENTIALS OF MANAGEMENT: AN INTERNATIONAL PERSPECTIVE. 7TH. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2007.
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