Radford,, A. .. (2003). Linguistics: An introduction. Cambridge university press.
Chicago Style aipamenaRadford,, Andrew .Etel. Linguistics: An Introduction. New York: Cambridge university press, 2003.
MLA aipamenaRadford,, Andrew .Etel. Linguistics: An Introduction. Cambridge university press, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.