@article{926000, note = {"Unicef ; Organizaciƶn Mundial de la Salud".}, author = {Adams, John,}, url = {http://library.usi.edu/record/926000}, title = {Normas sobre agua, saneamiento e higiene para escuelas en contextos de escasos recursos [electronic resource] /}, publisher = {OMS,}, recid = {926000}, pages = {ix, 52 p. :}, address = {Ginebra :}, year = {2010}, }