Cita APA (7a ed.)

Copeland, B. R., & Taylor, M. S. (2000). Free trade and global warming: A trade theory view of the Kyoto protocol. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Copeland, Brian Richard, y M. Scott Taylor. Free Trade and Global Warming: A Trade Theory View of the Kyoto Protocol. Cambridge, MA: National Bureau of Economic Research, 2000.

Cita MLA (9a ed.)

Copeland, Brian Richard, y M. Scott Taylor. Free Trade and Global Warming: A Trade Theory View of the Kyoto Protocol. National Bureau of Economic Research, 2000.