Lua APA (7ú heag.)
Copeland, T. E. (2007). Fool me twice: Intelligence failure and mass casualty terrorism. Martinus Nijhoff.
Lua i Stíl Chicago (17ú heag.)
Copeland, Thomas E. Fool Me Twice: Intelligence Failure and Mass Casualty Terrorism. Leiden ; Boston: Martinus Nijhoff, 2007.
Lua MLA (9ú heag.)
Copeland, Thomas E. Fool Me Twice: Intelligence Failure and Mass Casualty Terrorism. Martinus Nijhoff, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.