Caridad Bomasang Fiar-od. (2001). Besao : traditional knowledge on spiritual beliefs: Its contributions to sustainable development (Rev. ed.). Mountain Province State Polytechnic College.
Chicago-viite (17. p.)Caridad Bomasang Fiar-od. Besao : Traditional Knowledge on Spiritual Beliefs: Its Contributions to Sustainable Development. Rev. ed. Bontoc: Mountain Province State Polytechnic College, 2001.
MLA-viite (9. p.)Caridad Bomasang Fiar-od. Besao : Traditional Knowledge on Spiritual Beliefs: Its Contributions to Sustainable Development. Rev. ed. Mountain Province State Polytechnic College, 2001.
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