Rotberg, R. I. State failure and state weakness in a time of terror. Masschusetts.
Lua i Stíl Chicago (17ú heag.)Rotberg, Robert I. State Failure and State Weakness in a Time of Terror. Cambridge: Masschusetts.
Lua MLA (9ú heag.)Rotberg, Robert I. State Failure and State Weakness in a Time of Terror. Masschusetts.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.