United Nations, Department of international economic and social affairs (Statistical office of -). World Statistics in Brief. 

 - New York  U N          1978 
 - x; 241p.  cm. 
<br/><br/> (Statistical parpers series mp.3) 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>B28.1, L8/UN