APA (7th ed.) Citation

Swan, M. (2010). Practical English usage: [easier, faster reference] (3. ed., international students edition, [fully rev., repr.].). Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Swan, Michael. Practical English Usage: [easier, Faster Reference]. 3. ed., international students edition, [fully rev., repr.]. Oxford [u.a.]: Oxford Univ. Press, 2010.

MLA (9th ed.) Citation

Swan, Michael. Practical English Usage: [easier, Faster Reference]. 3. ed., international students edition, [fully rev., repr.]. Oxford Univ. Press, 2010.

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