Thomas, Brinley,    1906- <br/><br/>
International migration and economic development :   a trend report and bibliography /  
B. Thomas. 
 - Paris :   Unesco ,   1961. 
 - 85p. ;    25 cm. 
 - Population and culture.   .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Emigration and immigration.--------<br/>Economic development.--------