APA aipamena

Paul A. Keddy. (2013). Wetland Ecology (2.). Cambridge University Press.

Chicago Style aipamena

Paul A. Keddy. Wetland Ecology. 2. Cambridge University Press, 2013.

MLA aipamena

Paul A. Keddy. Wetland Ecology. 2. Cambridge University Press, 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.