Lipschutz, Seymour . Discrete mathematics / by Seymour Lipschutz and Marc Lars Lipson. - 2nd ed / - New Delhi : Tata McGraw-Hill Publishing Company Ltd. , 1976 - 528p ; ISBN: 0-07-463710-X Subjects--Topical Terms: Mathematics- Discrete Dewey Class. No.: B / L6;1