"The Danish public libraries: their organisation and function, their contribution to the education of adults and of adolescents — The public libraries in the United Kingdom: powers, programme, cultural activities, adult services and adult education, innovations — The public libraries of the United States of America: guidance for readers, building up of resources for adult education, assistance to groups and associations, cooperation with other organisations." (Jean-Marie Van Bol, Abdelfattah Fakhfakh: The use of mass media in the developing countries. Brussels: CIDESA, 1971 Nr. 2235, topic code 19)