Wetherly, P., & Otter, D. (2008). The business environment: Themes and issues (2nd ed.). Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWetherly, Paul, और Dorron Otter. The Business Environment: Themes and Issues. 2nd ed. Oxford ; New Delhi: Oxford University Press, 2008.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWetherly, Paul, और Dorron Otter. The Business Environment: Themes and Issues. 2nd ed. Oxford University Press, 2008.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.