Cita APA

Thomson, A. J. (1989). A practical English grammar. Oxford, UK: Oxford University Press.

Chicago Style Citation

Thomson, A J. A Practical English Grammar. Oxford, UK: Oxford University Press, 1989.

Cita MLA

Thomson, A J. A Practical English Grammar. Oxford, UK: Oxford University Press, 1989.

Atenció: Aquestes cites poden no estar 100% correctes.