Status of desertification and implementation of the united Nation plan of action to combat desertification. 

 - United  Nation Narobi        1992 
 - 88p.  cm. 
<br/><br/><label>Standard No.: </label>125171 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geomorphology
<br/><br/><label>Dewey Class. No.: </label>"U214, N2/UN"