APA
(1977). Economics of new educational media : Present status of research and trends. Paris, France: United Nations Educational, Scientific and Cultural Organization.
Chicago
1977. Economics of new educational media : Present status of research and trends. Paris, France: United Nations Educational, Scientific and Cultural Organization.
Harvard
(1977). Economics of new educational media : Present status of research and trends. Paris, France: United Nations Educational, Scientific and Cultural Organization.
MLA
Economics of new educational media : Present status of research and trends. Paris, France: United Nations Educational, Scientific and Cultural Organization. 1977.
