APA-referens

Deckker, P. D., Dunkerley, D., & Williams, M. (1998). Quaternary environment.

Chicago-stil citat

Deckker, Patrick De, David Dunkerley, och Martin Williams. Quaternary Environment. London, Member of the Hodder Headline Group, 1998.

MLA-referens

Deckker, Patrick De, et al. Quaternary Environment. 1998.