The multilateral exchange of educational audio-visual materials : existing mechanisms and suggestions for the future /
Unesco.
- Paris : Unesco, c 1980.
- 118 p. : ill. ; 24 cm.
- Educational methods and techniques ; 2 .
Bibliography : p. 61-62.
300 300
92-3-101694-8
Audio-visual materials.
Educational exchanges.
371.33 / U3m
Bibliography : p. 61-62.
300 300
92-3-101694-8
Audio-visual materials.
Educational exchanges.
371.33 / U3m