Wilhelm, v. O., McGrade, A. S., & Kilcullen, J. (1995). A letter to the Friars Minor and other writings. Cambridge Univ. Press.
Chicago Style (17th ed.) CitationWilhelm, von Ockham, Arthur Stephen McGrade, and John Kilcullen. A Letter to the Friars Minor and Other Writings. Cambridge [u.a.]: Cambridge Univ. Press, 1995.
MLA (8th ed.) CitationWilhelm, von Ockham, et al. A Letter to the Friars Minor and Other Writings. Cambridge Univ. Press, 1995.
Warning: These citations may not always be 100% accurate.