Audio-visual aids an introduction
| Altres autors: | |
|---|---|
| Format: | Llibre |
| Idioma: | English |
| Publicat: |
London
National Committee for Audio-Visual Aids in Education, Educational Foundation for Visual Aids
1973.
|
| Matèries: |
| Altres autors: | |
|---|---|
| Format: | Llibre |
| Idioma: | English |
| Publicat: |
London
National Committee for Audio-Visual Aids in Education, Educational Foundation for Visual Aids
1973.
|
| Matèries: |