APA (7th ed.) Citation

Wells, J. C. (2006). English intonation: An introduction. Cambridge University Press.

Chicago Style (17th ed.) Citation

Wells, J. C. English Intonation: An Introduction. Cambridge, [England]: Cambridge University Press, 2006.

MLA (9th ed.) Citation

Wells, J. C. English Intonation: An Introduction. Cambridge University Press, 2006.