Canning O.S.A, Rev. R. (1984): . Darton, Longman and Todd. Ebsworth, Walter (1973): . Polding Press. ISBN 0-85884-096-0. Eckermann, Karl W. (1999): «Augustinians» i: Fahlbusch, Erwin: , Grand Rapids: Wm. B. Eerdmans, pp. 164–165, ISBN 0802824137. Zumkeller O.S.A., Adolar (1986): . Fordham University Press, New York. Zumkeller O.S.A., Adolar (1987): . Augustinian Press, Villanova, Pennsylvania U.S.A.