Factors associated with productivity in selected Philippine communities
| 主要作者: | |
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| 格式: | 圖書 |
| 語言: | English |
| 出版: |
Quezon City
NSDB-UP Integrated Research Program
1976.
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| 叢編: | Socio-Technological bulletin, Supplement series
no. 4, 1976 |
| 主題: |