APA (7th ed.) Citation

Widdowson, H. G., & Widdowson, H. (2007). Discourse analysis. Oxford University Press.

Chicago Style (17th ed.) Citation

Widdowson, H. G., and H.G Widdowson. Discourse Analysis. Oxford: Oxford University Press, 2007.

MLA (9th ed.) Citation

Widdowson, H. G., and H.G Widdowson. Discourse Analysis. Oxford University Press, 2007.