APA (7th ed.) Citation

Quirk, R., & Widdowson, H. G. (1985). English in the world: Teaching and learning the language and literatures. Cambridge University Press.

Chicago Style (17th ed.) Citation

Quirk, Randolph, and H. G. Widdowson. English in the World: Teaching and Learning the Language and Literatures. Cambridge, UK: Cambridge University Press, 1985.

MLA (9th ed.) Citation

Quirk, Randolph, and H. G. Widdowson. English in the World: Teaching and Learning the Language and Literatures. Cambridge University Press, 1985.