APA Citation

Richards, Proctor, & Hull. (1990). Interchange: English for international communication; Student's Book. Cambridge: Cambridge University Press.

Chicago Style Citation

Richards, Proctor, and Hull. Interchange: English for International Communication; Student's Book. Cambridge: Cambridge University Press, 1990.

MLA Citation

Richards, Proctor, and Hull. Interchange: English for International Communication; Student's Book. Cambridge: Cambridge University Press, 1990.

Warning: These citations may not always be 100% accurate.