The Economics of new educational media.
The Economics of new educational media.
- Paris : Unesco, 1977.
- 3 v. ; 23 cm.
- Educational methods and techniques ; 1-3 .
- Educational methods and techniques ; 1-3. .
"Prepared with the assistance of the International Council for Educational Media."
Includes bibliographies.
v. 1. Present status of research and trends -- v. 2. Cost and effectiveness -- v. 3. Cost and effectiveness overview and synthesis.
9231014234
Educational technology.
371.3 / UNE 1977
"Prepared with the assistance of the International Council for Educational Media."
Includes bibliographies.
v. 1. Present status of research and trends -- v. 2. Cost and effectiveness -- v. 3. Cost and effectiveness overview and synthesis.
9231014234
Educational technology.
371.3 / UNE 1977