Here is a link to a SEARCHABLE PDF of the UNESCO MacBride Report:
The original public distribution by UNESCO and bibliographic entry is here:
MacBride, Seán (1980). Communication and Society Today and Tomorrow, Many Voices One World, Towards a new more just and more efficient world information and communication order. :International Commission for the Study of Communication Problems. New York: UNESCO.
See https://en.wikipedia.org/wiki/MacBride_report for background and what this phenomenal report is about.