Thomson,A.J.,Martinet,A.V. (1986). a Practical English Grammar: Exercises 1 / A.J.Thomson. Oxford.
Chicago Style (17th ed.) CitationThomson,A.J.,Martinet,A.V. A Practical English Grammar: Exercises 1 / A.J.Thomson. Oxford, 1986.
MLA (8th ed.) CitationThomson,A.J.,Martinet,A.V. A Practical English Grammar: Exercises 1 / A.J.Thomson. Oxford, 1986.
Warning: These citations may not always be 100% accurate.