"This study presents some results obtained during a first stage of a very long study to be carried out on the communication media and the political attitudes of the students of the universities of Latin America — Relationships between the use of the mass media and the socio-economic conditions — Knowledge of international problems and political activities at the University of Costa Rica." (Jean-Marie Van Bol, Abdelfattah Fakhfakh: The use of mass media in the developing countries. Brussels: CIDESA, 1971 Nr. 1362, topic code 352, 04, 172, 262, 452)