United Nations, Department of economic and social affairs New York USA <br/><br/>
Manuals on methods of estimating population Manual VI  Mehtods of measuring internal migration /United Nations 

 - New York  United Nations  1970 
 - 73p. 
 - Population studies .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography<br/>Migration