Factors associated with productivity in selected Philippine communities
| Auteur principal: | |
|---|---|
| Format: | Livre |
| Langue: | English |
| Publié: |
Quezon City
NSDB-UP Integrated Research Program
1976.
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| Collection: | Socio-Technological bulletin, Supplement series
no. 4, 1976 |
| Sujets: |