Grimaldi, Ralph P. Discrete and combinatorial mathematics : an applied introduction / Ralph P. Grimaldi. - 3rd ed. - Massachusetts : Addison-Wesley, c1994. - xvii, 874, p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0201549832 Subjects--Topical Terms: Mathematics.Computer science --MathematicsCombinatorial analysis. LC Class. No.: QA39.2 / .G75 1994