Griffiths, S. (2012). Guerilla Priest: Al Griffiths and the resistance movement in Kalinga in World War II. Cordillera Review : Journal of Philippine Culture and Society.
Παραπομπή σε μορφή Chicago (17η εκδ.)Griffiths, Stephen. "Guerilla Priest: Al Griffiths and the Resistance Movement in Kalinga in World War II." Cordillera Review : Journal of Philippine Culture and Society 2012.
Παραπομπή σε μορφή MLA (9th εκδ.)Griffiths, Stephen. "Guerilla Priest: Al Griffiths and the Resistance Movement in Kalinga in World War II." Cordillera Review : Journal of Philippine Culture and Society, 2012.
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