000 00676nam a2200217 a 4500
003 AR-ReUNN
005 20260702162022.0
008 260701s1994 ch |||||||||||||||||eng
041 0 _aeng
100 1 _aWorld Health Organization, Who
_9117985
245 1 0 _aOperation and maintenance of urban water supply and sanitation systems : a guide for managers
264 1 _aGinebra
_bWorld Health Organization
_c1994
300 _a101 páginas
650 4 _aSaneamiento
_916095
650 4 _aAbastecimiento de Agua
_921013
650 4 _aGestion de los Recursos Hidricos
_9227190
650 4 _aPolitica Sanitaria
_986632
942 _cLIB
035 _a(MED)7742
001 296063
999 _c296063
_d296063
040 _aAR-ReUNN
_bspa
_cAR-ReUNN
_eaacr2