Safire, W. (1980). Safire's Washington. Times Books.
Lua i Stíl Chicago (17ú heag.)Safire, William. Safire's Washington. New York: Times Books, 1980.
Lua MLA (8ú heag.)Safire, William. Safire's Washington. Times Books, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.