Glos, R. E., Lowry, J. R., & Steade, R. D. (1976). Business: Its nature and enviroment an introduction (8th ed.). Sourth - western.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGlos, Raymond E., James R. Lowry, और Richard D. Steade. Business: Its Nature and Enviroment an Introduction. 8th ed. West chicago: Sourth - western, 1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGlos, Raymond E., et al. Business: Its Nature and Enviroment an Introduction. 8th ed. Sourth - western, 1976.
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