TY  - BOOK
ED  - World Health Organization. WHO.
TI  - Water, sanitation and health electronic library : : a compendium of WHO Information on water, sanitation and health
SN  - 9241545771
PY  - 2003///
CY  - Geneva, CH : 
PB  - World Health Organization, WHO, 
KW  - AGUA
KW  - SALUD
KW  - INGENIERIA SANITARIA
ER  -