00354nam a2200133 a 4500041000800000082001600008100003200024245003600056260004500092300001800137440003500155650001400190651001600204  aeng  a325bH37r37  aHernández Alvarez, José  aReturn migration to Puerto Rico  aBerkeleybUniversity of Californiac1967  a153 pbtablas  aPopulation Monograph Seriesn1  aMIGRACION  aPUERTO RICO