APA (7th ed.) Zitazioa
Knutson, R. M. (1992). Furtive fauna: A field guide to the creatures who live on you. Penguin Books.
Chicago Style (17th ed.) Zitazioa
Knutson, Roger M. Furtive Fauna: A Field Guide to the Creatures Who Live on You. New York, N.Y., U.S.A.: Penguin Books, 1992.
MLA (9th ed.) Zitazioa
Knutson, Roger M. Furtive Fauna: A Field Guide to the Creatures Who Live on You. Penguin Books, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.