Dyfyniad APA

Barry, J., & Vanderheiden, S. (2008). Political theory and Global climate change.

Dyfyniad Arddull Chicago

Barry, John, and Steve Vanderheiden. Political Theory and Global Climate Change. Cambridge, The MIT Press, 2008.

Dyfyniad MLA

Barry, John, and Steve Vanderheiden. Political Theory and Global Climate Change. 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.