Modelling economic and demographic development 

 - New York  United Nations USA       1983 
 - 247p  cm. 
<br/><br/><label>Standard No.: </label>17,804 
<br/><br/><label>Source: </label> Reports / Technical Reports 
<br/><br/><label>Dewey Class. No.: </label>Y:5.4.N7, M3