Proposed development program for the Philippine Commission on Volcanology including summary reports on the 1965 eruptions of Taal Volcano.
| Erakunde egilea: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
[Washington
s.n.]
1966.
|
| Gaiak: |