Koontz, H. (2015). Essentials of Management (10th.). McGraw Hill Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKoontz, Harold. Essentials of Management. 10th. McGraw Hill Education, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKoontz, Harold. Essentials of Management. 10th. McGraw Hill Education, 2015.
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