APA استشهاد

Keddy, P. A. (2010). Wetland Ecology: Principles and conservation (2nd ed.). Cambridge university press.

استشهاد بنمط شيكاغو

Keddy, Paul A. Wetland Ecology: Principles and Conservation. 2nd ed. Delhi: Cambridge university press, 2010.

MLA استشهاد

Keddy, Paul A. Wetland Ecology: Principles and Conservation. 2nd ed. Cambridge university press, 2010.