APA (7th ed.) Citation

Mock, V. E. (1982). Fraction drill for levels 3-5. Pitman Learning.

Chicago Style (17th ed.) Citation

Mock, Valerie E. Fraction Drill for Levels 3-5. Belmont, Calif: Pitman Learning, 1982.

MLA (9th ed.) Citation

Mock, Valerie E. Fraction Drill for Levels 3-5. Pitman Learning, 1982.