APA (7th ed.) Citation

Rhoad, R., Milauskas, G., & Whipple, R. (1988). Geometry for Enjoyment and Challenge. McDougal, Littell & Co..

Chicago Style (17th ed.) Citation

Rhoad, Richard, George Milauskas, and Robert Whipple. Geometry for Enjoyment and Challenge. New York: McDougal, Littell & Co., 1988.

MLA (9th ed.) Citation

Rhoad, Richard, et al. Geometry for Enjoyment and Challenge. McDougal, Littell & Co., 1988.