Farrell, E. (1927). Reverend John Gowan, C.M., 1817-1897: Founder of the Sisters of the Holy Faith and pioneer of the anti-proselytising movement in Ireland. Dublin.
Lua i Stíl Chicago (17ú heag.)Farrell, Ernest. Reverend John Gowan, C.M., 1817-1897: Founder of the Sisters of the Holy Faith and Pioneer of the Anti-proselytising Movement in Ireland. Dublin, 1927.
Lua MLA (8ú heag.)Farrell, Ernest. Reverend John Gowan, C.M., 1817-1897: Founder of the Sisters of the Holy Faith and Pioneer of the Anti-proselytising Movement in Ireland. Dublin, 1927.
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