Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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