APA (7 वां संस्करण) प्रशस्ति पत्र
Certo, S. C. (1992). Modern management: Quality, ethics and the global enviroment (5th ed.). Allyn and bacon.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Certo, Samuel C. Modern Management: Quality, Ethics and the Global Enviroment. 5th ed. Boston: Allyn and bacon, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Certo, Samuel C. Modern Management: Quality, Ethics and the Global Enviroment. 5th ed. Allyn and bacon, 1992.
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