Wardle, M. E. , 1939- Achievements in mathematics revision and practices / [Book] : M. E. Wardle and A. Ledsham. - Oxford : : Oxford Univeristy Press, 1999. - viii,232 p. : ill. ; 26 cm. - Revision and practice . "Level 1-3"--Cover. All. ISBN: 0199147361 Subjects--Topical Terms: Mathematics --Examinations, questions, etc. . Dewey Class. No.: 510