Rosen, Kenneth H. Discrete mathematics and its applications / Kenneth H. Rosen. - 4th ed. - New York : McGraw-Hill, c1999. - xxii, 678 p. : ill. ; 24 cm. Includes index ISBN: 9780072899054 Subjects--Topical Terms: Mathematics.Computer scienceMathematics. LC Class. No.: QA39.2 / .R67 1999