Richards, J. C., & Gordon, D. B. (1999). New interchange Intro: English for international communication : video teacher's guide (Revised for use with New Interchange.). Cambridge: Cambridge University Press.
Dyfyniad Arddull ChicagoRichards, Jack C., và Deborah B. Gordon. New Interchange Intro: English for International Communication : Video Teacher's Guide. Revised for use with New Interchange. Cambridge: Cambridge University Press, 1999.
Dyfyniad MLARichards, Jack C., và Deborah B. Gordon. New Interchange Intro: English for International Communication : Video Teacher's Guide. Revised for use with New Interchange. Cambridge: Cambridge University Press, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.