000 00233nam a2200109Ia 4500
008 200701s1997 xx 000 0 eng d
100 _aGOEL.P.K
245 0 _aWATER POLLUTION
260 _bWILEY
_c1997
300 _a269
942 _2ddc
_cGE
999 _c523
_d523