00599nam a22001937ar45000010006000000050017000060080041000230400012000640840025000761000038001012450025001392600021001643000060001855020026002456500024002717000030002957000033003257000047003581143620241129110827.0981101s1997 cl 000 0 spa d aclsautm 221aSUTEMbM298 19970 aMaragaño Cabañaz, Virginia P.10aAgua potable rural / aSantiago,c1997. a44 h. .bil., tablas, 5 gráfs. plegs., 3 planos pleg. aIngeniero Constructor10aAGUA POTABLEzCHILE2 aAlvarado Mella, Ernestina2 aVillarroel Carrasco, Osvaldo2 aZorrilla Fuenzalida, René,dprof. guía