Estimates and projections of urban, rural and city populations, 1950-2025  : the 1982 assessment 
/ United Nations, Department of International Economic and Social affairs 
. - New York  : United Nations, 1985
. - VII-148 p.  ; 28 cm. 
<br/><br/><label>Source: </label>103704  Don 
<br/><br/><label>Universal Decimal Class. No.: </label>312.9