"Subjects: Part I: The role of the masses: a new centre of interests for the study of the effects of the mass media; stages in the process of mass communications; norms and systems of the process of persuasion. Part 2: Daily influences in a Middle West community; localisation of the personal influence; impact of the personal influence; use of the personal influence; technical appendices and notes on research." (Jean-Marie Van Bol, Abdelfattah Fakhfakh: The use of mass media in the developing countries. Brussels: CIDESA, 1971 Nr. 1266, topic code 030)