Thomson Audrey J. & Martinet Agnes V. (1986). A practical English grammar (4th ed.). Oxford University Press.
Chicago Style (17th ed.) CitationThomson Audrey J. and Martinet Agnes V. A Practical English Grammar. 4th ed. Oxford University Press, 1986.
MLA (8th ed.) CitationThomson Audrey J. and Martinet Agnes V. A Practical English Grammar. 4th ed. Oxford University Press, 1986.
Warning: These citations may not always be 100% accurate.