Citazione Stile APA (7a Edizione)

Richards, J. C. (2003). New interchange: English for internaional communication intro workbook. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Richards, Jack C. New Interchange: English for Internaional Communication Intro Workbook. Cambridge: Cambridge University Press, 2003.

Citatione MLA (9a ed.)

Richards, Jack C. New Interchange: English for Internaional Communication Intro Workbook. Cambridge University Press, 2003.