TY - BOOK TI - Communication and social change in Latin America: introducing new technology AV - HN110.5.A8 D4 PY - 1968///] CY - New York PB - Praeger KW - Mass media KW - Latin America KW - Returned students KW - Technological innovations KW - Social conditions KW - 1945-1982 N1 - Includes bibliographical references. ER -