000 00298nam a2200133Ia 4500
008 230915s9999 xx 000 0 und d
100 _aOberoi, Shelley
245 0 _aEngineering Chemistry
260 _aNEW DELHI
260 _bCENGAGE
260 _c2010
300 _a22.4
650 _aChemistry
999 _c157178
_d157178