00681nam a22002537a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001700102100001900119245003900138250001000177260003600187300003100223490003600254650002600290650002700316650002800343700002000371830003600391CHAP20220329134519.0971013s1977            r     00010     d  a21440  a22412  a26507  cCHAP  a628bC5 197700aClark, John W.  aWater supply and pollution control  a3 ed.  aNew York :bHarper & Row,c1977  a857 p.b: ilus. ; gráfs.  aIEP Series In Civil Engineering14aAguaxAbastecimiento.14aAguaxContaminación.14aIngeniería sanitaria.0 aHammer, Mark J.0 aIEP Series In Civil Engineering