Farmer, David Hugh (1992) (på engelska). The Oxford Dictionary of Saints. Oxford Reference (3 ed.). Oxford: Oxford University Press. sid. 251. ISBN 0-19-283069-4
The Book of Saints: A Dictionary of Servants of God. 6th ed. London: Cassell 1994. ISBN 0-304-34357-9
Tylenda, Joseph N. (1993) (på engelska). The Pilgrim's Guide to Rome's Principal Churches. Collegeville, Minnesota: The Liturgical Press. ISBN 0-8146-5016-3