APA (7th ed.) Citation

Swan, M. (2005). Practical English usage (3. ed., fully rev.). Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Swan, Michael. Practical English Usage. 3. ed., fully rev. Oxford [u.a.]: Oxford Univ. Press, 2005.

MLA (9th ed.) Citation

Swan, Michael. Practical English Usage. 3. ed., fully rev. Oxford Univ. Press, 2005.