- New York :    United Nations,    1966. 
 - xi, 435 p. :    ill. ;    26 cm. 
<br/><br/>  Volume III: projections measurement of population trends. 
<br/><br/><label>Subjects--Corporate Names: </label><br/> United Nations.
<br/><br/><label>Subjects--Topical Terms: </label><br/> Population -- Congresses.