APA (7th ed.) Citation

Johnston, C. L., Willis, A. T., & Hughes, G. M. (1995). Developmental mathematics / C.L. Johnston, Alden T. Willis, Gale M. Hughes (4th ed.). PWS Publishing.

Chicago Style (17th ed.) Citation

Johnston, C. L., Alden T. Willis, and Gale M. Hughes. Developmental Mathematics / C.L. Johnston, Alden T. Willis, Gale M. Hughes. 4th ed. Boston ; London: PWS Publishing, 1995.

MLA (9th ed.) Citation

Johnston, C. L., et al. Developmental Mathematics / C.L. Johnston, Alden T. Willis, Gale M. Hughes. 4th ed. PWS Publishing, 1995.

Warning: These citations may not always be 100% accurate.