Easy-to-make teaching aids
| Egile nagusia: | |
|---|---|
| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Paris
Division of Science, Technical and Vocational Education, Unesco, c1984.
|
| Saila: | Nutrition education series
10 |
| Gaiak: |