APA (7th ed.) Citation

Thomson, A. (1961). A Practical English Grammar Exercises-1 Vol I. O.U.P.

Chicago Style (17th ed.) Citation

Thomson, A. A Practical English Grammar Exercises-1 Vol I. London: O.U.P, 1961.

MLA (9th ed.) Citation

Thomson, A. A Practical English Grammar Exercises-1 Vol I. O.U.P, 1961.

Warning: These citations may not always be 100% accurate.