MLA

Ronau, Robert N., et al. Putting Essential Understanding of Functions Into Practice : In Grades 9 - 12. National Council of Teachers of Mathematics: Reston, 2014.

APA

Ronau, R. N., Meyer, D., Crites, T., & Dougherty, B. J. (2014). Putting essential understanding of functions into practice : in grades 9 - 12. National Council of Teachers of Mathematics: Reston.

Chicago

Ronau, Robert N., Dan Meyer, Terry Crites, and Barbara J. Dougherty. Putting Essential Understanding of Functions Into Practice: In Grades 9 - 12. National Council of Teachers of Mathematics: Reston, 2014.