Eckhoim Erik <br/><br/>
Spreading deserts    The hand of man. 
Eckhoim Erik; Brown Laster R 
 - Washington  World Watch Institute       1977 
 - 40p.  cm. 
 - World Watcj Paper. 13 .
<br/><br/><label>Standard No.: </label>125165 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geomorphology
<br/><br/><label>Dewey Class. No.: </label>"U214, L7/UN"