Mineral resources of Kalinga-Apayao province.

Mineral resources of Kalinga-Apayao province.

Bibliografiske detaljer
Institution som forfatter: Bureau of Mines
Format: Bog
Sprog:English
Udgivet: Manila The Bureau 1974.
Serier:Its report of investigations 73.
Fag:
Mines and mineral resources > Philippines > Kalinga-Apayao.
Geology > Philippines > Kalinga-Apayao.