Middleton, T. C. (1897). Letter, To: "The President and Board of Directors of the American Catholic Historical Society" From: Fr. Thomas C. Middleton, O.S.A., December 14, 1897.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Middleton, Thomas C. Letter, To: "The President and Board of Directors of the American Catholic Historical Society" From: Fr. Thomas C. Middleton, O.S.A., December 14, 1897. 1897.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Middleton, Thomas C. Letter, To: "The President and Board of Directors of the American Catholic Historical Society" From: Fr. Thomas C. Middleton, O.S.A., December 14, 1897. 1897.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.