Cordillera Studies Center, U. o. t. P. C. B. Cordillera Studies Center: Special studies series. Cordillera Studies Center.
Chicago-referens (17:e uppl.)Cordillera Studies Center, University of the Philippines College Baguio. Cordillera Studies Center: Special Studies Series. Baguio City: Cordillera Studies Center.
MLA-referens (9:e uppl.)Cordillera Studies Center, University of the Philippines College Baguio. Cordillera Studies Center: Special Studies Series. Cordillera Studies Center.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.