Richards, J. C. (1997). New interchange: English for international communication : teacher's edition. Cambridge: Cambridge University.
Trích dẫn kiểu ChicagoRichards, Jack C. New Interchange: English for International Communication : Teacher's Edition. Cambridge: Cambridge University, 1997.
MLA引文Richards, Jack C. New Interchange: English for International Communication : Teacher's Edition. Cambridge: Cambridge University, 1997.
警告:这些引文格式不一定是100%准确.