WEST Douglas B. Introduction to graph theory - 2 - New Delhi PHI Learning 2012 - xviii,588p. Appendix: P 471-567 cm. Bibliography: P 355-64 ISBN: 9788120321427 297.5 Source: 4989, 03/07/2013, RAJKIRAN BOOK AGENCY General Book Subjects--Topical Terms: Economics Dewey Class. No.: B44, Q2