APA (7th ed.) Citation

Lange, W. H., Mason, R. D., & Rousos, T. G. (1989). Consumer mathematics. Houghton Mifflin Co..

Chicago Style (17th ed.) Citation

Lange, Walter Henry, Robert Deward Mason, and Temoleon G. Rousos. Consumer Mathematics. Boston: Houghton Mifflin Co., 1989.

MLA (9th ed.) Citation

Lange, Walter Henry, et al. Consumer Mathematics. Houghton Mifflin Co., 1989.