APA (7th ed.) Citation

Hackenberg, A. J., Norton, A., & Wright, R. J. (2016). Developing fractions knowledge. SAGE.

Chicago Style (17th ed.) Citation

Hackenberg, Amy J., Anderson Norton, and Robert J. Wright. Developing Fractions Knowledge. Los Angeles: SAGE, 2016.

MLA (9th ed.) Citation

Hackenberg, Amy J., et al. Developing Fractions Knowledge. SAGE, 2016.