000 00320nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aFrank Hararry
245 0 _aGraph Theory
250 _a2nd RP
260 _aNew Delhi
260 _bNarosa Publication
260 _c2001
650 _aGraph Theory
942 _cBK
999 _c23551
_d23551