Spelling taught by machine
an application of reinforcement psychology to classroom teaching
Edición de la obra Spelling taught by machine
| Autor | Douglas Porter, Harvard University. Graduate School of Education |
|---|---|
| Fecha de publicación | 1961 |
| Idioma | inglés |
| Páginas | 163 |
| OCLC | 18424466 |
| Número de Cutter | P844s |