Aufmann, R. N. College algebra/ by Aufmann, R. N., Barker, V. C. and Nation, R. D.- - 7th ed. - Australia: Brooks cole cengage learning, c 2011. - xviii, 537p.: ill.; 25cm include index ISBN: 9781439049365 Source: B-33271 Subjects--Topical Terms: Algebra LC Class. No.: QA154.3 / .A93 2011