Sustaining the Soil <br/><br/>
Calmilla Toulmin; Chris Reij; Ian Scoones 

 -  Taylor and Francis  1996 
<br/><br/><label>ISBN: </label>9781315070858 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Management