Sanitation, drinking-water and health :  achievements and challenges ahead / 

 - Manila :  World Health Organization - West Pacific Region  2018. 
 - ix, 42 pages ;  illustrations :  30 cm. 
<br/><br/><label>ISBN: </label>9789290617914 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservation of natural resources<br/>Drinking water<br/>Hygiene<br/>Sanitation
<br/><br/><label>National Library of Medicine Call No.: </label>WC 765   / .W92 2018