Hoffman, N. v. (1978). Make-Believe Presidents: Illusions of power from McKinley to Carter / Nicholas von Hoffman. Pantheon Books.
Lua i Stíl Chicago (17ú heag.)Hoffman, Nicholas von. Make-Believe Presidents: Illusions of Power from McKinley to Carter / Nicholas Von Hoffman. New York: Pantheon Books, 1978.
Lua MLA (8ú heag.)Hoffman, Nicholas von. Make-Believe Presidents: Illusions of Power from McKinley to Carter / Nicholas Von Hoffman. Pantheon Books, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.