DeGeorge, B. (1987). Interpreting crisis: A retrospective analysis. Almquist & Wiksell.
Lua i Stíl Chicago (17ú heag.)DeGeorge, Barry. Interpreting Crisis: A Retrospective Analysis. Sweden: Almquist & Wiksell, 1987.
Lua MLA (8ú heag.)DeGeorge, Barry. Interpreting Crisis: A Retrospective Analysis. Almquist & Wiksell, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.