Marenbon, J. (2002). Early medieval philosophy (480-ll50): An introduction (Rev. ed., 2nd ed.). Routledge.
Lua i Stíl Chicago (17ú heag.)Marenbon, John. Early Medieval Philosophy (480-ll50): An Introduction. Rev. ed., 2nd ed. London ; New York: Routledge, 2002.
Lua MLA (9ú heag.)Marenbon, John. Early Medieval Philosophy (480-ll50): An Introduction. Rev. ed., 2nd ed. Routledge, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.