000 00325nam a2200133Ia 4500
008 220919s9999 xx 000 0 und d
082 _bTHA
100 _aTHAKUR, D.K.
245 0 _aENVIRONMENTAL ENGINEERING AND MANAGEMENT
260 _bCOLLEGE BOOK CENTER, JAIPUR
300 _a349
650 _aChemistry
942 _cBK
999 _c139897
_d139897