Gersting, Judith L. Mathematical structures for computer science / Judith L. Gersting. - 2nd ed. - New York : W. H. Freeman, 1987. - xiv, 618 p. : ill. ; 25 cm. - Series of books in the mathematical sciences . Includes index. Open access. ISBN: 0716718022 LCCN: 869974 Subjects--Topical Terms: Mathematics-1961.Mathematical models.Computer science--Mathematics.