National policy for radio broadcasting /
| Main Author: | |
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| Corporate Author: | |
| Format: | Book |
| Language: | English |
| Published: |
New York, London :
Harper & brothers,
1940.
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| Subjects: |
| Item Description: | "First edition." |
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| Physical Description: | x pages, 1 ., 289 pages ; 22 cm. |