Keedy, Mervin L. Intermediate algebra / Mervin L. Keedy, Marvin L. Bittinger. - 6th ed. - Reading, Mass : Addison-Wesley Pub, c1991. - xxiv, 643 pages : color illustrations ; 27 cm Includes index. ISBN: 0201196956 Subjects--Topical Terms: Algebra. LC Class. No.: QA154.2 / K24 1991