Andrew Bamfield. (2000). Language in use ( pre-intermediate). Cambridge, UK: Cambridge Univ. Press.
Chicago Style aipamenaAndrew Bamfield. Language in Use ( Pre-intermediate). Cambridge, UK: Cambridge Univ. Press, 2000.
MLA aipamenaAndrew Bamfield. Language in Use ( Pre-intermediate). Cambridge, UK: Cambridge Univ. Press, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.