Missionary Society of St. Columban. (1981). Directory of the Society of Saint Columban. The Society.
Lua i Stíl Chicago (17ú heag.)Missionary Society of St. Columban. Directory of the Society of Saint Columban. [S.l.: The Society, 1981.
Lua MLA (8ú heag.)Missionary Society of St. Columban. Directory of the Society of Saint Columban. The Society, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.