(2001). Operational lapses blamed for escape of Abu Sayyaf. Manila Bulletin.
Čikaški stil citiranja (17. izdanje)"Operational Lapses Blamed for Escape of Abu Sayyaf." Manila Bulletin 2001.
MLA način citiranja (9. izdanje)"Operational Lapses Blamed for Escape of Abu Sayyaf." Manila Bulletin, 2001.
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