Aufmann, Richard N. Intermediate algebra : an applied approach / Richard N. Aufmann, Vernon C. Barker [and] Joanne S. Lockwood. - 6th ed. - Boston, MA : Houghton Mifflin, c2003. - xxxiii, 657 [91] p. : ill. (some colour) ; 28 cm. Includes index. ISBN: 0618501169 (pbk.) Subjects--Topical Terms: Algebra.