APA (7th ed.) Citation

Harper, F. S., & Workman, L. C. (1970). Fundamental mathematics of life insurance (1. print.). Irwin.

Chicago Style (17th ed.) Citation

Harper, Floyd S., and Lewis C. Workman. Fundamental Mathematics of Life Insurance. 1. print. Homewood, Ill: Irwin, 1970.

MLA (9th ed.) Citation

Harper, Floyd S., and Lewis C. Workman. Fundamental Mathematics of Life Insurance. 1. print. Irwin, 1970.