Sampson, G. P., & Chambers, W. B. (2002). Trade, environment, and the millennium (2nd edition.). United Nations University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSampson, Gary P., और W. Bradnee Chambers. Trade, Environment, and the Millennium. 2nd edition. Tokyo ; New York: United Nations University Press, 2002.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSampson, Gary P., और W. Bradnee Chambers. Trade, Environment, and the Millennium. 2nd edition. United Nations University Press, 2002.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.