Richards, J. C., Hull, J., & Proctor, S. (2005). New Interchange 1: English for international communication. Workbook. United Kingdom: Cambridge University Press.
Styl cytowania ChicagoRichards, Jack C., Jonathan Hull, i Susan Proctor. New Interchange 1: English for International Communication. Workbook. United Kingdom: Cambridge University Press, 2005.
Styl cytowania MLARichards, Jack C., Jonathan Hull, i Susan Proctor. New Interchange 1: English for International Communication. Workbook. United Kingdom: Cambridge University Press, 2005.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..