000 00345nam a2200157Ia 4500
008 230913s9999 xx 000 0 und d
082 _a628 PAN
100 _aPandey, G N
245 0 _aEnvironmental Engineering
260 _aNEW DELHI
260 _bTMH
260 _c2011
300 _a452
650 _aChemistry
700 _aCARNEY, G C
999 _c119326
_d119326