APA aipamena

Latham-Koenig, C. (2012). English file. Oxford: Oxford University Press.

Chicago Style aipamena

Latham-Koenig, Christina. English File. Oxford: Oxford University Press, 2012.

MLA aipamena

Latham-Koenig, Christina. English File. Oxford: Oxford University Press, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.