APA (7th ed.) Citation

Thomson, A. J. (2004). A practical English grammar (Fifth edition.). Oxford University Press.

Chicago Style (17th ed.) Citation

Thomson, A. J. A Practical English Grammar. Fifth edition. Oxford: Oxford University Press, 2004.

MLA (9th ed.) Citation

Thomson, A. J. A Practical English Grammar. Fifth edition. Oxford University Press, 2004.