APA-referens

Brian, C. O. (2001). Population and climate change. Cambridge: Cambridge University Press.

Chicago-stil citat

Brian, C. O'Neill. Population and Climate Change. Cambridge: Cambridge University Press, 2001.

MLA-referens

Brian, C. O'Neill. Population and Climate Change. Cambridge: Cambridge University Press, 2001.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.