"A follow-up, concerned only with newspapers, to the five-volume series 'Press, Film Radio' (1947-51). Consists of 13 graphs and tables, with detailed explanatory texts, and covers the majority of countries and territories throughout the world. Also lists countries where no daily paper was published at that time." (Eleanor Blum, Frances G. Wilhoit: Mass media bibliography. 3rd ed. Urbana: University of Illinois Press, 1990 Nr. 883)
Also cited in Jean-Marie Van Bol, Abdelfattah Fakhfakh: The use of mass media in the developing countries. Brussels: CIDESA, 1971 Nr. 576, topic code 10