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The ethnic queue in the U.S : the case of Puerto Ricans
Rodriguez, Clara E., (1974)
Beyond the melting pot : the Negroes, Puerto Ricans, Jews, Italians, and Irish of New York City
Glazer, Nathan, (1970)
Puerto Ricans in Philadelphia
Siegel, Arthur, (1975)
Migrant in the city : the life of a Puerto Rican action group
Rogler, Lloyd Henry, (1972)