Effectiveness of slides in communicating farm information to rural audience [microform]
| 第一著者: | |
|---|---|
| フォーマット: | Visual Material |
| 出版事項: |
Quezon City
Photoduplication Service. University of the Philippines Library
1977.
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| 主題: |
| 第一著者: | |
|---|---|
| フォーマット: | Visual Material |
| 出版事項: |
Quezon City
Photoduplication Service. University of the Philippines Library
1977.
|
| 主題: |