APA (7th ed.) Citation

Watson, A., Jones, K., & Pratt, D. (2013). Key ideas in teaching mathematics: Research-based guidance for ages 9 - 19 (1. publ.). Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Watson, Anne, Keith Jones, and Dave Pratt. Key Ideas in Teaching Mathematics: Research-based Guidance for Ages 9 - 19. 1. publ. Oxford: Oxford Univ. Press, 2013.

MLA (9th ed.) Citation

Watson, Anne, et al. Key Ideas in Teaching Mathematics: Research-based Guidance for Ages 9 - 19. 1. publ. Oxford Univ. Press, 2013.