Middleton, Nick <br/><br/>
Desertification 
<label>/ by </label> Middleton, Nick 
 - Oxford  Oxford U.P.  1991 
 - 48p.  il.  25 cm. 
<br/><br/><label>ISBN: </label>0199133697 
<br/><br/><label>Dewey Class. No.: </label>304.2  / MID