000 00310nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a0852261748
082 _a620.8 D278
100 _aDE,A.K
245 0 _aENVIRONMENTAL CHEMISTRY
260 _aNEW DELHI
_bWiley
_c1992
300 _a22X14
942 _cBK
_2DDC
999 _c22996
_d22996