APA aipamena

Oxden, C. (1996). English file. Oxford: Oxford University Press.

Chicago Style aipamena

Oxden, Clive. English File. Oxford: Oxford University Press, 1996.

MLA aipamena

Oxden, Clive. English File. Oxford: Oxford University Press, 1996.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.