00506nam a2200145 4500 0 0 0 0 fsd fsd 2020-11-10 Multi Line Books 995.30 0 512.5 HAR 45991 2020-11-10 00:00:00 1 BK 31785 31785 9788185015552 (pbk) 512.5 HAR Harary, Frank Graph theory New Delhi Narosa Publishing House 1969 xi, 286 p : ill. ; 21 cm. Includes appendix, bibliography and index. Grapy theory Mathematics Matrices Trees (Graph theory) Group theory Geometry, Enumerative Factorization Algebraic system FBSH BK