International Water Resources Association (IWRA) <br/><br/>
Water for human consumption 

 - Dubline  Tycooly international publishing  1982 
 - "v.2, 606p." 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water resorces
<br/><br/><label>Dewey Class. No.: </label>333.9122 INT