The first Demographic Unit annual seminar July 11-13, 1990 

 - Dar es Salaam  University of Dar es Salaam  1990 
 - various pagings  30cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population
<br/><br/><label>LC Class. No.: </label>STAT HB849.2.T34