Antonio, T. (2001). Ilocs town's land area hiked by 7,000 ha. Manila Bulletin.
Chicago Style aipamenaAntonio, Tony. "Ilocs Town's Land Area Hiked by 7,000 Ha." Manila Bulletin 2001.
MLA aipamenaAntonio, Tony. "Ilocs Town's Land Area Hiked by 7,000 Ha." Manila Bulletin, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.