APA aipamena

Bill, G., & Snow, A. (2001). Dirty dog. Cambridge University Press.

Chicago Style aipamena

Bill, Gillham, and Alan Snow. Dirty Dog. Cambridge: Cambridge University Press, 2001.

MLA aipamena

Bill, Gillham, and Alan Snow. Dirty Dog. Cambridge University Press, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.