Aufmann, Richard N. Introductory algebra : an applied approach / Richard N. Aufmann and Vernon C. Barker. - Boston : Houghton Mifflin Co., c1983. - 506 p. : ill. (some col.) ; 28 cm. Includes index. English ISBN: 0395325935 (pbk.) LCCN: 82082886 Subjects--Topical Terms: Algebra. LC Class. No.: QA152.2 / .A85 1983 Dewey Class. No.: 512.9/AUI