Risk assessment, management and communication of drinking water contamination 

 - Washington :   Environmental Protection Agency (EPA),  1990 
 - 87, 33 p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agua potable<br/>Contaminación del agua
<br/><br/><label>Dewey Class. No.: </label>614.77 W926r