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| LEADER |
02021nam a2200301 a 4500 |
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090608e2004||||mx a f||||||||||||spa|| |
| 020 |
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|a 9681800206
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|a Sistema Bibliotecario Universidad de El Salvador
|b spa
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| 043 |
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|a mx
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| 060 |
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|a WA671
|b M294
|
| 110 |
|
|
|a Dirección de Ingeneiría Sanitaria.
|b Secretaría de Salubridad y Asistencia
|
| 245 |
|
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|a Manual de saneamiento :
|b vivienda, agua y desechos /
|c Dirección de Ingeneiría Sanitaria
|
| 260 |
|
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|a México :
|b Limusa ,
|c 2004
|
| 300 |
|
|
|b il. ;
|c 23cm
|
| 592 |
|
|
|a Generalidades-- Normas de calidad-- Abastecimiento-- Conducción-- Regulación y almacenamiento-- Distribución-- Potabilización-- Obras
|
| 650 |
|
|
|a Saneamiento Ambiental
|2 DeCS
|
| 650 |
|
|
|a Ingeniería ambiental
|2 DeCS
|
| 991 |
|
|
|a med_alba
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| 992 |
|
|
|a 11/10/2007
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| 942 |
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|c BK
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| 999 |
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| 952 |
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