(1998). The Philippine navy: Steaming ahead. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)"The Philippine Navy: Steaming Ahead." Manila Bulletin 1998.
Lua MLA (9ú heag.)"The Philippine Navy: Steaming Ahead." Manila Bulletin, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.