Johnson Douglas L <br/><br/>
Land degradation    Creation and destruction    
Johnson Douglas L; Lewis Laurence A 
 - Cambridge  Blackwell            1995 
 - xx,335p.  cm. 
 - Natural Environment .
<br/><br/> Bib p. 306-28 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>U673:(G:55), N5/TD