Lipper, Leslie. <br/><br/>
Two essays on socio-economic aspects of soil degradation /    
by Les lie Lipper, Dan Osgood. 
 - Rome :   Food and Agriculture Organization,   2001. 
 - 92 p. ;    30 cm. 
<br/><br/>Includes bibiographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil degradation--------