000 00339nam a2200133Ia 4500
008 220919s9999 xx 000 0 und d
082 _bVYA
100 _aVYAS, R.K.
245 0 _aENVIRONMENTAL ENGINEERING AND DIAOSTER MANAGEMENT
260 _bGENIUS PUBLICATIONS, JAIPUR
_c2010
300 _a8.22
650 _aChemistry
942 _cBK
999 _c145787
_d145787