East, B. (2013). Terror truncated: The decline of the Abu Sayyaf group from the crucial year 2002. Cambridge Scholars Publishing.
Lua i Stíl Chicago (17ú heag.)East, Bob. Terror Truncated: The Decline of the Abu Sayyaf Group from the Crucial Year 2002. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2013.
Lua MLA (9ú heag.)East, Bob. Terror Truncated: The Decline of the Abu Sayyaf Group from the Crucial Year 2002. Cambridge Scholars Publishing, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.