Larson, Roland E. College algebra : Concepts and models / Roland E. Larson, Robert P. Hostetler, Anne V. Munn ; with the assistance of David E. Heyd. - Lexington, Mass. : D.C. Heath and Company, 1992. - xxiii, 678, 87 p. : ill. (some col.) ; 24 cm. ISBN: 0-669-18758-5 Subjects--Topical Terms: Algebra.