African food production systems  cases and theory. 

 - X, 318 p.  ill. 
<br/><br/><label>ISBN: </label>0-8018-1075-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Economic aspects--Africa<br/>Agriculture--Africa<br/>Food supply--Africa<br/>#ABIB:dd.prof.E.TOLLENS