Lial, Margaret L. Intermediate algebra / Margaret L. Lial, John Hornsby - 8th. ed. - Reading, MA. : Addison-Wesley, 2000 - xxiv, 738 p. : ill., gráficas, tablas ; 26 cm. Includes index ISBN: 0321036468 Subjects--Topical Terms: Álgebra LC Class. No.: QA 152.2 / L53 2000