000 00265nam a22001217a 4500
082 _a511.5
100 _aDOUGLAS, B.WEST
245 _aINTRODUCTION TO GRAPH THEORY
250 _a2 ND
260 _aNEW DELHI
_bPHI
_c2001
300 _aXIX, 588 P
942 _cBK
999 _c16321
_d16321