RICHARDS, PAUL <br/><br/>
INDIGENOUS AGRICULTURAL REVOLUTION  ECOLOGY AND FOOD PRODUCTION IN WEST AFRICA 

 - LONDON  HUTCHINSON & CO. (PUBLISHERS) LTD  1985 
<br/><br/><label>ISBN: </label>0091613213 
<br/><br/><label>Dewey Class. No.: </label>338.16 RIC