000 00252nam a2200109Ia 4500
008 230427s9999 xx 000 0 und d
082 _a660.2
_bPAL
100 _a Palanna (D.G)
245 0 _aEngineering Chemistry
260 _b MGH
_aDelhi
942 _cBK
999 _c9729
_d9729