Lahey, S. E. (2003). Philosophy and politics in the thought of John Wyclif. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Lahey, Stephen E. Philosophy and Politics in the Thought of John Wyclif. Cambridge, U.K. ; New York: Cambridge University Press, 2003.
Lua MLA (9ú heag.)Lahey, Stephen E. Philosophy and Politics in the Thought of John Wyclif. Cambridge University Press, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.