Festinger, L. (1956). When prophecy fails: A social. harper.
Lua i Stíl Chicago (17ú heag.)Festinger, Leon. When Prophecy Fails: A Social. New York: harper, 1956.
Lua MLA (9ú heag.)Festinger, Leon. When Prophecy Fails: A Social. harper, 1956.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.