APA-referens

Clarke, B. (2017). Earth, life, and system: Evolution and ecology on a Gaian planet (First edition.). Fordham.

Chicago-stil citat

Clarke, Bruce. Earth, Life, and System: Evolution and Ecology on a Gaian Planet. First edition. New York: Fordham, 2017.

MLA-referens

Clarke, Bruce. Earth, Life, and System: Evolution and Ecology on a Gaian Planet. First edition. Fordham, 2017.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.