International water supply association 

 - Stockholm  1964 
 - 1000p.  fig., table, chart 
 - General reports and papers on special subjects  Volume I .
<br/><br/><label>Nat. Bib. No.: </label>2904 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Universal Decimal Class. No.: </label>628.1  / INT