United nations <br/><br/>
National systems of water administration / 
United nations 
 - New York,   United nations  1974 
 - vi, 183p  map.  25 cm.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water resources development-- Case studies.
<br/><br/><label>Dewey Class. No.: </label>333.91  / UNI