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.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)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.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)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.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.