APA (7th ed.) Zitazioa
ebrary, Inc, & Murray, J. L. (2012). Frogs: Biology, ecology and uses. Nova Science.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta James L. Murray. Frogs: Biology, Ecology and Uses. New York: Nova Science, 2012.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta James L. Murray. Frogs: Biology, Ecology and Uses. Nova Science, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.