APA (7th ed.) Citation

Mason, J., Graham, A., & Wilder, S. J. (2005). Developing thinking in algebra. Sage.

Chicago Style (17th ed.) Citation

Mason, John, Alan Graham, and Sue Johnston Wilder. Developing Thinking in Algebra. London : Open University in association with Paul Chapman ; Thousand Oaks, CA: Sage, 2005.

MLA (9th ed.) Citation

Mason, John, et al. Developing Thinking in Algebra. Sage, 2005.