APA (7th ed.) Citation

Wardle, M. E. (1999). Achievement in mathematics: Revision and practice levels 1-3. Oxford university Press.

Chicago Style (17th ed.) Citation

Wardle, M. E. Achievement in Mathematics: Revision and Practice Levels 1-3. Oxford: Oxford university Press, 1999.

MLA (9th ed.) Citation

Wardle, M. E. Achievement in Mathematics: Revision and Practice Levels 1-3. Oxford university Press, 1999.

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