Castro, N. T. (2000). A peek into Cordillera history, culture, and society: In search of self-determination.
Lua i Stíl Chicago (17ú heag.)Castro, Nestor T. A Peek into Cordillera History, Culture, and Society: In Search of Self-determination. 2000.
Lua MLA (9ú heag.)Castro, Nestor T. A Peek into Cordillera History, Culture, and Society: In Search of Self-determination. 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.