1. See F. Landa Jocano, Filipino Indigenous Ethnic Communities (Quezon City: Punlad, 1998): 17–19; CCA-URM, Minoritized and Dehumanized (Quezon City: CCA-URM, 1983); Albert Alejo, Generating Energies in Mount Apo: Cultural Politics in a Contested Environment (Manila: Ateneo de Manila University Press, 2000); Eric Casino, Mindanao Statecraft and Ecology: Moros, Lumads, and Settlers Across the Lowland-Highland Continuum (Cotabato City, Philippines: Notre Dame University, 2000); Cordillera Women's Education and Resource Center and INNABUYOG, Proceedings of the First Asian Indigenous Women's Conference, January 24-30, 1993 (Baguio City, Philippines: CWERC & INNABUYOG, 1993); Karl Gaspar, The Lumad's Struggle in the Face of Globalization (Davao City, Philippines: Alternate Forum for Research in Mindanao, Inc., 2000).
2. William Henry Scott, Discovery of the Igorots (Quezon City: New Publishers, 1974): 3.
3. Patricio N. Abinales and Donna J. Amoroso, State and Society in the Philippines (Lanham, MD: Rowman & Littlefield, 2005): 124.