APA (7th ed.) Citation

Hewings, M., & Goldstein, S. (1998). Pronunciation plus-: Practice through interaction. North american english. Cambridge University Press.

Chicago Style (17th ed.) Citation

Hewings, Martin, and Sharon Goldstein. Pronunciation Plus-: Practice Through Interaction. North American English. New York, USA: Cambridge University Press, 1998.

MLA (9th ed.) Citation

Hewings, Martin, and Sharon Goldstein. Pronunciation Plus-: Practice Through Interaction. North American English. Cambridge University Press, 1998.