000 00295nam a2200109Ia 4500
008 200701s2006 xx 000 0 eng d
100 _aG.L Karia and R.A Christian
245 0 _aWaste water tretment concepts and design approch
260 _bPHI NEW DELHI
_c2006
300 _a365
942 _2ddc
_cGE
999 _c2905
_d2905