Wetherly Paul. (2011). Business Environment: Themes and Issues (2nd.). Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWetherly Paul. Business Environment: Themes and Issues. 2nd. Oxford: Oxford University Press, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWetherly Paul. Business Environment: Themes and Issues. 2nd. Oxford University Press, 2011.
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