000 00319nam a2200133Ia 4500
008 221221s9999 xx 000 0 und d
020 _a8185749892
041 _aENG
082 _a540.621
_bRAT/E
100 _aRattan, Sunita
245 0 _aEngineering Chemistry
260 _aNew Delhi
_bS.K.Kataria
_c2001
942 _cBK
999 _c11226
_d11226