000 00251nam a2200109Ia 4500
008 220201s1999 xx 000 0 eng d
100 _aBANERJI, S.K.
245 0 _aENVIRONMENTAL CHEMISTRY
260 _aDELHI
_bPHI
_c1999
300 _a178
942 _2ddc
999 _c67808
_d67808