APA (7th ed.) Citation

Roach & Widowson. (2002). Phonetics. Oxford University Press.

Chicago Style (17th ed.) Citation

Roach and Widowson. Phonetics. New York: Oxford University Press, 2002.

MLA (8th ed.) Citation

Roach and Widowson. Phonetics. Oxford University Press, 2002.

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