Rosen, Kenneth H. Discrete mathematics and its applications / Kenneth H. Rosen. - 2nd ed. - New York : McGraw-Hill, c1991. - xxii, 661 [131] p. : ill. (some col.) ; 25 cm. Includes bibliographical references and indexes. ISBN: 0070537445 LCCN: 90026129 Subjects--Topical Terms: Mathematics.Computer science--Mathematics. LC Class. No.: QA39.2 / .R72 1991 Dewey Class. No.: 511