Copleston, F. C. (1961). Medieval philosophy ([Harper torchbook ed.].). Evanston [Ill.] : Harper & Row.
Lua i Stíl Chicago (17ú heag.)Copleston, Frederick C. Medieval Philosophy. [Harper torchbook ed.]. New York: Evanston [Ill.] : Harper & Row, 1961.
Lua MLA (8ú heag.)Copleston, Frederick C. Medieval Philosophy. [Harper torchbook ed.]. Evanston [Ill.] : Harper & Row, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.