Encyclopedia of the Biosphere Humans in the World Ecosystems: Savannahs 

 -  Gale Group  2000 
 - 460 pages;  28 cm. 
<br/><br/> Includes bibliographic reference and index. 
<br/><br/><label>ISBN: </label>0-7876-4509-5 
<br/><br/><label>Dewey Class. No.: </label>R/333.95/B52/V3