Guidelines for drinking-water quility - Vol 3  drinking water quality control in small community supplies 

 - Delhi  CBS Publishers  1985 
 - vii,120 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PUBLIC HEALTH AND ENVIRONMENTAL ENGINEERING
<br/><br/><label>Universal Decimal Class. No.: </label>628.16  / WOR