Hawkins, Michael C. Making Moros : Imperial Historicism and American Military Rule in the Philippines’ Muslim South. Mandaluyong / Illinois : Anvil Publishing Inc. / Northern Illinois University Press, 2015.

Jesuit Missionary Letters from Mindanao Volume Six: The Agusan Mission. Edited, Translated and Annotated by Jose S. Arcilla, S.J. s.l. : University of the Philippines Center for Integrative and Development Studies, National Historical Institute, The UP Press in Cooperation with the Archives of the Philippine Province of the Society of Jesus, 2003.

Jesuit Missionary Letters from Mindanao Volume Five: The Surigao Mission. Edited, Translated and Annotated by Jose S. Arcilla, S.J. s.l. : University of the Philippines Center for Integrative and Development Studies, National Historical Institute, The UP Press in Cooperation with the Archives of the Philippine Province of the Society of Jesus, 2002.

Jesuit Missionary Letters from Mindanao Volume Four: The Dapitan-Balingasag Mission. Edited, Translated and Annotated by Jose S. Arcilla, S.J. s.l. : University of the Philippines Center for Integrative and Development Studies, National Historical Institute, The UP Press in Cooperation with the Archives of the Philippine Province of the Society of Jesus, 2000.

Jesuit Missionary Letters from Mindanao Volume Three: The Davao Mission. Edited, Translated and Annotated by Jose S. Arcilla, S.J. s.l. : University of the Philippines Center for Integrative and Development Studies, National Historical Institute, The UP Press in Cooperation with the Archives of the Philippine Province of the Society of Jesus, 1998.

Jesuit Missionary Letters from Mindanao Volume Two: The Zamboanga-Basilan-Jolo Mission. Edited, Translated and Annotated by Jose S. Arcilla, S.J. s.l. : University of the Philippines Center for Integrative and Development Studies, National Historical Institute, The UP Press in Cooperation with the Archives of the Philippine Province of the Society of Jesus, 2000.

Jesuit Missionary Letters from Mindanao Volume One: The Rio Grande Mission. Edited, Translated and Annotated by Jose S. Arcilla, S.J. s.l. : University of the Philippines Center for Integrative and Development Studies, National Historical Institute, The UP Press in Cooperation with the Archives of the Philippine Province of the Society of Jesus, 2000.

Cojuangco, Margarita Delos Reyes. Kris of Valor : The Samal Balangingi’s Defiance and Diaspora. Manila : Manisan Research and Publishing Inc., 1993.

Patern for Rural Reform : Development Potentials of Northern and Eastern Mindanao (A Report for the Maryknoll Missionaries). Manila : Asian Social Institute Research Department, 1969.

Edgerton, Ronald K. People of the Middle Ground : A Century of Conflict and Accommodation in Central Mindanao 1880s – 1980s. Quezon City : Ateneo de Manila University Press, 2008.