TY - BOOK ED - New York City Board of Education. Puerto Rican Study. TI - Resource units for classes with Puerto Rican pupils: secondary school T2 - Its Resource unit series PY - 1957/// CY - New York PB - s.n. KW - Puerto Rican in New York City KW - Education KW - Local KW - Education, Secondary KW - Curricula KW - Puerto Rico N1 - Includes bibliographies ER -