00529nam a2200169 a 4500 eng 325 H37r37 Hernández Alvarez, José Return migration to Puerto Rico Berkeley University of California 1967 153 p tablas Population Monograph Series 1 MIGRACION PUERTO RICO BK 5132 5132 0 0 0 0 GRAL CINEP CINEP 2009-08-11 Berkeley, University of California 0 325 H37r37 002397 2019-03-22 00:00:00 2009-08-11 BK