Truchon, Richard P. Basic business math : a life-skills approach / by Richard P. Truchon. - Menlo Park, Calif. : Crisp Publications, 1990. - vii, 144 p. : ill. ; 26 cm. - The Fifty-Minute Series Book. . Title on cover : Practical exercises and applications. Basics--Applications--Graphs. ISBN: 1560520248 Subjects--Topical Terms: Business mathematics--Problems, exercises, etc.