Larson, Ron. College Algebra : a graphing approach / Ron Larson, Robert P. Hostetler, Bruce H. Edwards. - 3rd ed. - Boston : Houghton Mifflin Company, 2001. - xxii, 613p. : ill. Includes index. ISBN: 9780618052882 Subjects--Topical Terms: Algebra - Graphic methods. LC Class. No.: QA 155.5 LAR 2001