APA استشهاد

Bennet, M. R., & Doyle, P. (1997). Environmental geology: : geology and human environment. John Wiley.

استشهاد بنمط شيكاغو

Bennet, Mathew R., و Peter Doyle. Environmental Geology: : Geology and Human Environment. Chichester: John Wiley, 1997.

MLA استشهاد

Bennet, Mathew R., و Peter Doyle. Environmental Geology: : Geology and Human Environment. John Wiley, 1997.