Nickels, W. G., McHugh, J. M., & McHugh, S. M. (1996). Understanding business (4th ed.). Irwin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNickels, William G., James M. McHugh, और Susan M. McHugh. Understanding Business. 4th ed. Chicago: Irwin, 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNickels, William G., et al. Understanding Business. 4th ed. Irwin, 1996.
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