Ayeng, R. S. (2011). Abu Sayyaf signature found in Zamboanga blast. Manila Times.
Lua i Stíl Chicago (17ú heag.)Ayeng, Raffy S. "Abu Sayyaf Signature Found in Zamboanga Blast." Manila Times 2011.
Lua MLA (9ú heag.)Ayeng, Raffy S. "Abu Sayyaf Signature Found in Zamboanga Blast." Manila Times, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.