Borrie, Wilfrid David <br/><br/>
The Cultural integration of immigrants/ 
Wilfrid David Borrie...(et al.) 
 - Paris :  UNESCO,  1959. 
 - 297 p. 
 - Population and culture; 4 .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>314.742 (100)=20 "1959" BOR No.4.