Trifogli, C. (2001). The Cambridge companion to Ockham.
Lua i Stíl Chicago (17ú heag.)Trifogli, C. The Cambridge Companion to Ockham. 2001.
Lua MLA (9ú heag.)Trifogli, C. The Cambridge Companion to Ockham. 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.