The economics of new educational media: present status of research and trends/
Guardat en:
| Format: | Llibre |
|---|---|
| Idioma: | anglès |
| Publicat: |
London:
Unesco,
c1977
|
| Matèries: | |
| Etiquetes: |
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MARC
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| 245 | |a The economics of new educational media: |b present status of research and trends/ |c Unesco | ||
| 260 | |a London: |b Unesco, |c c1977 | ||
| 300 | |a 200p. : |b ills.; |c 24cm. | ||
| 650 | |a Education- Economic Aspects |9 77940 | ||
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