Thomson, A.J A Practical English grammar : Exercises / A.J. Thomson, A.V. Martinet. - 3rd ed. - Oxford : Oxford University Press, 1986. - v. : ill. - Oxford English . Includes bibliogr. references 1 (1986, 181 p.) ; 2 (1986, 199 p.) ISBN: 0194313492 (1) 0194313506 (2) Subjects--Topical Terms: English language--Grammar