Household water treatment and safe storage :  manual for the participant 

 - 131 páginas :  ilustraciones 
<br/><br/><label>ISBN: </label>9789290616153 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agua--Purificación<br/>Agua potable--Purificación
<br/><br/><label>LC Class. No.: </label>TD430  / H67