Education tunes in : a study of radio broadcasting in adult education /
Gorde:
| Egile nagusia: | |
|---|---|
| Erakunde egilea: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
New York :
American Association for Adult Education,
[1930]
|
| Gaiak: |
| Deskribapen fisikoa: | 119 p. : maps. |
|---|