APA (7th ed.) Citation

Wright, R. J., Martland, J., Stafford, A. K., & Stanger, G. Teaching number: Advancing children.

Chicago Style (17th ed.) Citation

Wright, Robert J., Jim Martland, Ann K. Stafford, and Garry Stanger. Teaching Number: Advancing Children.

MLA (8th ed.) Citation

Wright, Robert J., et al. Teaching Number: Advancing Children.