Proceedings. 

 - New York  UN           1978 
 - ix, 274  cm. 
 - United Nations, Water Resources series. .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics Development
<br/><br/><label>Dewey Class. No.: </label>X:77p1.e5, N7, L8