Guidelines on water and sustainable development   P    

 - New York  United Nations USA         1997 
 - 136p. Bibliography chaptrerwise  cm. 
 - United Nations, water Resources Series, 77. .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Dewey Class. No.: </label>X 9 (D24):8.1.N9, N7