Blaikie Piers <br/><br/>
Land degradation and society 
Blaikie Piers; Brookfield Harold 
 - London  Methuen UK           1987 
 - xxii,296p.  cm. 
<br/><br/> Bib p. 251-84 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural Geography
<br/><br/><label>Dewey Class. No.: </label>U673, M7/TD