[1]
Kavetsky, J. 1957. SAMUEL M. GOODMAN, LORRAINE R. DIAMOND y DAVID J. Fox, Who Are The Puerto Rican Pupils in the New York qty Public Scbools? Nueva York, Board of Education, 1956. 88 págs . Revista de Ciencias Sociales. 3 (oct. 1957), 535–539.