Ó Fiaich, T. (1974). Columbanus in his own words. Veritas Publications.
Chicago (17e ed.) BronvermeldingÓ Fiaich, Tomás. Columbanus in His Own Words. Dublin: Veritas Publications, 1974.
MLA (8e ed.) BronvermeldingÓ Fiaich, Tomás. Columbanus in His Own Words. Veritas Publications, 1974.
Let op: Deze citaties zijn niet altijd 100% accuraat.