Bates, Barbara <br/><br/>
The Common welfare  New York and its Puerto Ricans. 

<br/><br/> "In The Survey. Publication for the year 1949. New York, September, 1949. Vol.85. no. 9. p. 487-48." 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Emigration and immigration.