Ó Fiaich, T. (1974). Columbanus in his own words. Veritas Publications.
Chicagoスタイル(17版)引用形式Ó Fiaich, Tomás. Columbanus in His Own Words. Dublin: Veritas Publications, 1974.
MLA(8版)引用形式Ó Fiaich, Tomás. Columbanus in His Own Words. Veritas Publications, 1974.
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