APA (7th ed.) Citation

Reys, R. E., Niess, M., Erickson, D., & Higgins, K. (2004). Helping children learn mathematics: Active learning edition with integrated field activities (7th ed.). Wiley.

Chicago Style (17th ed.) Citation

Reys, Robert E., Margaret Niess, Dianne Erickson, and Karen Higgins. Helping Children Learn Mathematics: Active Learning Edition with Integrated Field Activities. 7th ed. Hoboken, N.J: Wiley, 2004.

MLA (9th ed.) Citation

Reys, Robert E., et al. Helping Children Learn Mathematics: Active Learning Edition with Integrated Field Activities. 7th ed. Wiley, 2004.