Mineral resources of Kalinga-Apayao Province
By: Republic of the Philippines, Department of Natural Resources, Bureau of Mines.
Series: Report of investigation - Republic of the Philippines, Department of Natural Resources, Bureau of Mines ; no. 73
Publisher: The Bureau
Published: 1974
Place of publication: Manila
Language: eng
Number of pages: 20
Subjects: Mines and mineral resources -- Philippines -- Kalinga-Apayao (Province)
Notes: Cover title.