Demographic year book . 

 - New York :  United Nation , Nations Unies ,  1977 . 
 - x , 1024 p. :  ills , tables ;  27 cm . 
 - Demographic yearbook .
<br/><br/> Annual statistical publication containing demographic data compiled from official national statistics submitted by member countries. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>  Presents annual demographic statistics for countries and territories of the world, including data on population size, age and sex distribution, births, deaths, marriages, divorces, life expectancy, fertility, migration, and other vital statistics. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography Statistics.<br/>Migration .<br/>Birth rate .
<br/><br/><label>Dewey Class. No.: </label>312  / UN22