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1. Distribution of family incomes in Puerto Rico : a case study of the impact of economic development on income distribution   Publication: Rio Piedras : University of Puerto Rico, Institute of Caribbean Studies, 1964. . 173 p. : ill , Puerto Rican materials. Availability: No items available: Actions: Add to cart No cover image available No cover image available
2. Return migration to Puerto Rico   Publication: Berkeley : University of California, Institute of International Studies, 1967. . xiv, 153 p. : maps Availability: No items available: Actions: Add to cart No cover image available No cover image available