000 00307nam a2200133Ia 4500
008 220901s2015 xx 000 0 eng d
082 _a628 DE
100 _aDE, A.K.
245 0 _aEnvironmental Chemistry
250 _a7
260 _bNew Age International
_c2015
_aDelhi
300 _a366
942 _2ddc
_cBK
999 _c2497
_d2497