Dudley's tombstone in Brinkburn Priory. The Latin inscription reads "Here lies William former Bishop of Cluny and Suffragan of Durham and Prior of the Monastery whose soul has returned to God. He died AD 1484."
Fryde, E. B.; Greenway, D. E.; Porter, S.; Roy, I. (1996). Handbook of British Chronology (Third revised ed.). Cambridge: Cambridge University Press. ISBN0-521-56350-X.
Loades, David (1996): John Dudley, Duke of Northumberland 1504–1553, Oxford: Clarendon Press, ISBN0-19-820193-1