000 00331nam a2200145Ia 4500
008 230711s9999||||xx |||||||||||||| ||und||
041 _aENG
082 _a621
_bHA-G
100 _aHarrary
245 0 _aGraph theory
250 _a3rd Ed.
260 _c1990
_aNew Delhi
_bNarosa Publishing House
650 _aMathematics
942 _cBK
999 _c139
_d139