Sources for the study of Puerto Rican migration - 1879-1930 
History Task Force, Centro de Estudios Puertorriqueños. 
 - New York  Centro de Estudios Puertorriqueños, Hunter College of the City University of New York  c1982. 
 - 224 p.  ill.  23 cm. 
<br/><br/> English or Spanish.  "Movement of people entering and leaving Puerto Rico, 1909 to 1940": p. 222.  Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labor--History--Sources.--Puerto Rico<br/>Migrant labor--History--Sources.--Puerto Rico<br/>Labor mobility--History--Sources.--Puerto Rico
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Emigration and immigration--History--Sources.<br/>Puerto Rico<br/>Puerto Rico--Population--History--Sources.