APA (7th ed.) Citation

Sharp, B. (2009). Thirty-three ways to help with numeracy. Routledge.

Chicago Style (17th ed.) Citation

Sharp, Brian. Thirty-three Ways to Help with Numeracy. London ; New York: Routledge, 2009.

MLA (9th ed.) Citation

Sharp, Brian. Thirty-three Ways to Help with Numeracy. Routledge, 2009.