APA (7th ed.) Citation
Upitis, R. B., Phillips, E., & Higginson, W. (1997). Creative mathematics: Exploring children's understanding. Routledge.
Chicago Style (17th ed.) Citation
Upitis, Rena Brigit, Eileen Phillips, and William Higginson. Creative Mathematics: Exploring Children's Understanding. London ; New York: Routledge, 1997.
MLA (9th ed.) Citation
Upitis, Rena Brigit, et al. Creative Mathematics: Exploring Children's Understanding. Routledge, 1997.
Warning: These citations may not always be 100% accurate.