Ploices and strategies for rational use of water in the ECE region 

 - New  York United Nations U S A    1983 
 - 31p.  cm. 
<br/><br/><label>Standard No.: </label>84264 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Dewey Class. No.: </label>"X9(D2):75.5.N8, M3/UN"