Citazione APA

Richards, J. C., & Jack C. Richards. (2004). New interchange: English for international communication. Cambridge: Cambridge University Press.

Stile di citazione Chicago

Richards, Jack C., e Jack C. Richards. New Interchange: English for International Communication. Cambridge: Cambridge University Press, 2004.

Citazione MLA

Richards, Jack C., e Jack C. Richards. New Interchange: English for International Communication. Cambridge: Cambridge University Press, 2004.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.