Cita APA (7th ed.)
Copeland, B. R., & Taylor, M. S. (2003). Trade and the environment: Theory and evidence. Princeton University Press.
Cita Chicago (17th ed.)
Copeland, Brian Richard, i M. Scott Taylor. Trade and the Environment: Theory and Evidence. Princeton, NJ: Princeton University Press, 2003.
Cita MLA (9th ed.)
Copeland, Brian Richard, i M. Scott Taylor. Trade and the Environment: Theory and Evidence. Princeton University Press, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.