Rosen, Kenneth H. Discrete Mathematics & Its Applications with combinatorics and graph theory - 6th - New Delhi Tata McGraw -Hill 2007 - xxi, 787 p.A- I 23 Illustration 19 cm - The McGraw-Hill Companies . Discrete Mathematics & Its Applications ISBN: 9780070648241 0070648247 Universal Decimal Class. No.: 510.6 / ROS