"ln any study in which the aim is to study the development of the communication media in direct relationship to national development, the social, political and economic context of the variuos regions of a country must be considered — The author deals with 6 types of national development: 1) Latin America ; 2) North America/Western Europe ; 3) Central/South America ; 4) Asia ; 5) North Africa/Middle East ; 6) Communist Eastern Europe — Comparison between the various types of development — Conclusion — The study covers 119 countries in various regions of the world — Tables of statistics." (Jean-Marie Van Bol, Abdelfattah Fakhfakh: The use of mass media in the developing countries. Brussels: CIDESA, 1971 Nr. 794, topic code 070, 04)