000 00321nam a2200121Ia 4500
008 220201s1997 xx 000 0 eng d
041 _aENG
100 _aGOEL,P.K
245 0 _aWATER POLLUTION
_bCAUSES , EFFECTS & CONTROLS
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1997
300 _a269
942 _2ddc
999 _c61628
_d61628