Eco, U. (1990). Foucalt's pendulum. Ballantine Books.
Lua i Stíl Chicago (17ú heag.)Eco, Umberto. Foucalt's Pendulum. New York: Ballantine Books, 1990.
Lua MLA (9ú heag.)Eco, Umberto. Foucalt's Pendulum. Ballantine Books, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.