APA (7th ed.) Zitazioa

Mason, C. (1996). Biology of freshwater pollution (3rded.). Longman.

Chicago Style (17th ed.) Zitazioa

Mason, C.F. Biology of Freshwater Pollution. 3rded. London: Longman, 1996.

MLA (9th ed.) Zitazioa

Mason, C.F. Biology of Freshwater Pollution. 3rded. Longman, 1996.