The supervision of elementary subjects
| Autor principal: | |
|---|---|
| Format: | Llibre |
| Idioma: | English |
| Publicat: |
New York, London
D. Appleton and company
[c1929].
|
| Col·lecció: | Half-title: Appleton series in supervision and teaching, ed. by A.S. Barr and W.H. Burton
|
| Matèries: |