APA aipamena

(2001). American headway; teacher's book - starter. Oxford: Oxford University Press.

Chicago Style aipamena

American Headway; Teacher's Book - Starter. Oxford: Oxford University Press, 2001.

MLA aipamena

American Headway; Teacher's Book - Starter. Oxford: Oxford University Press, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.