000 00312nam a2200133Ia 4500
008 220919s9999 xx 000 0 und d
082 _bRAT
100 _aRATH, SUNANDA
245 0 _aENGINEERING CHEMISTRY
260 _bVARDHAN PUBLISHERS, JAIPUR
_c2009
300 _a296
650 _aChemistry
942 _cBK
999 _c160968
_d160968