The long-term perspective: study of Sub-Saharan Africa 

 - Washington, D.C.  IBRD  1990 
 - 4v. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic development - Africa, Sub-Saharan
<br/><br/><label>Dewey Class. No.: </label>T19x67 In8l