Philippine inventions : a catalogue of inventions, utility models and creative resources / compiled by the Philippine Invention Teamof the Rural Transformation Project.
| Formáid: | LEABHAR |
|---|---|
| Teanga: | Filipino |
| Foilsithe / Cruthaithe: |
Quezon City
Human Settlements Program, Development Academy of the Philippines
c1975.
|
| Ábhair: |