APA Edition Citation

Swan, M. (2008). Practical English usage (3rd impression.). Oxford University Press.

Chicago Edition Citation

Swan, Michael. Practical English Usage. 3rd impression. Oxford ; New York: Oxford University Press, 2008.

MLA Edition Citation

Swan, Michael. Practical English Usage. 3rd impression. Oxford University Press, 2008.

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