An economic history of tropical Africa 
selected and edited by Z. A. Konczacki and J. M. Konczacki 
 - London ; Portland, OR  Frank Cass  -1977 
 - v. : maps ; 23 cm 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>714629197 
<br/><br/><label>ISSN: </label>72092967 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Africa, Sub-Saharan - Economic conditions
<br/><br/><label>Dewey Class. No.: </label>330.967 KON