000 00322nam a2200145Ia 4500
008 221231s9999 xx 000 0 und d
100 _aAnil Kumar D E
_92617
245 0 _aEnvirnomental Chemistry
250 _a4th
260 _bNew Age
260 _c2000
300 _a371
650 _aChemistry
_92618
942 _cBE_BK
999 _c2614
_d2614