Tropical grazing land ecosystems 

 - Paris  UNESCO          1979 
 - 655p.  cm. 
<br/><br/><label>ISBN: </label>9231016113 
<br/><br/><label>Standard No.: </label>25472 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AFRICA - GEOGRAPHY
<br/><br/><label>Dewey Class. No.: </label>U671.6, L9