World Health Organization   <br/><br/>
Water pollution control : report of a WHO Expert Committee  (Book) 

 - Geneva  WHO  1966 
 - 32 p.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Pollution
<br/><br/><label>Universal Decimal Class. No.: </label>628.19 : 663.632 WOR  / 12362