Richards, J. C. (2000). New interchange: English for international communication : Intro Teacher's manual. Cambridge: Cambridge University Press.
Chicago Style aipamenaRichards, Jack C. New Interchange: English for International Communication : Intro Teacher's Manual. Cambridge: Cambridge University Press, 2000.
MLA aipamenaRichards, Jack C. New Interchange: English for International Communication : Intro Teacher's Manual. Cambridge: Cambridge University Press, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.