Romulo, B. D. (1999). The Aeta's friendship with the US. IN Editorial [column]. Manila Bulletin.
Citazione stile Chigago Style (17a edizione)Romulo, Beth Day. "The Aeta's Friendship with the US. IN Editorial [column]." Manila Bulletin 1999.
Citatione MLA (9a ed.)Romulo, Beth Day. "The Aeta's Friendship with the US. IN Editorial [column]." Manila Bulletin, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.