Martinet, A. V., & Thomson, A. J. (1997). Practical english grammer: Exercises 1 (14.). Oxford University Press.
Chicago Edition CitationMartinet, A V., and A J. Thomson. Practical English Grammer: Exercises 1. 14. New Delhi: Oxford University Press, 1997.
MLA Edition CitationMartinet, A V., and A J. Thomson. Practical English Grammer: Exercises 1. 14. Oxford University Press, 1997.
Warning: These citations may not always be 100% accurate.