A guide to audio-visual materials for elementary school social studies.
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
[Brooklyn, New York]
Rambler Press
[©1950].
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| Saila: | The Rambler audio-visual teaching series
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| Gaiak: |