Richards , Paul  <br/><br/>
Indigenous agricultural revolution :   Ecology and food production in West Africa / 
by  Paul Richards 	 
 - London :   Hutchinson ,   1985 
 - 192 p. :  21 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>91613205 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microeconomoics;Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>338.16