Borja, A. (2003). Ifugao natives urged to return home and plant rice at terraces. Manila Bulletin.
Chicago-referens (17:e uppl.)Borja, Adam. "Ifugao Natives Urged to Return Home and Plant Rice at Terraces." Manila Bulletin 2003.
MLA-referens (9:e uppl.)Borja, Adam. "Ifugao Natives Urged to Return Home and Plant Rice at Terraces." Manila Bulletin, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.