Organization and administration of public education
| Prif Awduron: | , |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington, D.C.
United States Government Printing Office
1938.
|
| Cyfres: | U.S. Advisory Committee on Education staff study
no. 2 |
| Pynciau: |