McPherson. The Civil War Diary of Gideon Welles, Lincoln's Secretary of the Navy. University of Illinois Press.
Lua i Stíl Chicago (17ú heag.)McPherson. The Civil War Diary of Gideon Welles, Lincoln's Secretary of the Navy. University of Illinois Press.
Lua MLA (9ú heag.)McPherson. The Civil War Diary of Gideon Welles, Lincoln's Secretary of the Navy. University of Illinois Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.