APA aipamena

O'Driscoll, J. (2009). Britain for learners of English. Oxford, UK: Oxford University Press.

Chicago Style aipamena

O'Driscoll, James. Britain for Learners of English. Oxford, UK: Oxford University Press, 2009.

MLA aipamena

O'Driscoll, James. Britain for Learners of English. Oxford, UK: Oxford University Press, 2009.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.