Copeland, B. R., & Taylor, M. S. (2003). Trade and the environment: Theory and evidence. Princeton University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCopeland, Brian Richard, और M. Scott Taylor. Trade and the Environment: Theory and Evidence. Princeton, NJ: Princeton University Press, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCopeland, Brian Richard, और M. Scott Taylor. Trade and the Environment: Theory and Evidence. Princeton University Press, 2003.
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