Kalinga-Apayao profile with highlights on mineral resources - Philippines. Department of Environment and Natural Resources. Cordillera Administrative Region (Baguio City DENR-CAR, 1994)
Keywords: Mines and mineral resources -- Philippines -- Kalinga; Mines and mineral resources -- Philippines -- Apayao; Kalinga -- Social conditions; Apayao -- Social conditions; Kalinga -- Economic conditions; Apayao -- Economic conditions