Kennedy John F. (2006). Profiles in courage. Harper Perennial ,Modeln Classics.
Lua i Stíl Chicago (17ú heag.)Kennedy John F. Profiles in Courage. NewYork: Harper Perennial ,Modeln Classics, 2006.
Lua MLA (9ú heag.)Kennedy John F. Profiles in Courage. Harper Perennial ,Modeln Classics, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.