The colored rods in the teaching of arithmetic in grades. IN Alarilla, Luis M. [column]
| Publicado no: | Education Quarterly Vol. 12, no. 3 (1965), p. 44-52 |
|---|---|
| Autor principal: | |
| Formato: | Artigo |
| Publicado em: |
1965
|
| Publicado no: | Education Quarterly Vol. 12, no. 3 (1965), p. 44-52 |
|---|---|
| Autor principal: | |
| Formato: | Artigo |
| Publicado em: |
1965
|