APA (7th ed.) Citation

Thomson, A. J., & Martinet, A. V. (1986). A practical english grammar (4a. ed.). Oxford University.

Chicago Style (17th ed.) Citation

Thomson, A. J., and A. V. Martinet. A Practical English Grammar. 4a. ed. Oxford: Oxford University, 1986.

MLA (9th ed.) Citation

Thomson, A. J., and A. V. Martinet. A Practical English Grammar. 4a. ed. Oxford University, 1986.