Factors associated with productivity in selected Philippine communities
| Autor principal: | |
|---|---|
| Formato: | Libro |
| Lenguaje: | English |
| Publicado: |
Quezon City
NSDB-UP Integrated Research Program
1976.
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| Colección: | Socio-Technological bulletin, Supplement series
no. 4, 1976 |
| Materias: |