Low cost, indigenous building materials, technology can de adopted for mass housing
| Argitaratua izan da: | Philippine Daily Inquirer (28 Dec. 1999), B5 |
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| Egile nagusia: | |
| Formatua: | Artikulua |
| Hizkuntza: | English |
| Argitaratua: |
1999
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| Gaiak: |