Columbus, K. o. (1919). Commendatory letters and statements of Cardinals, Archbishops and Bishops concerning the War and welfare work of the Knights of Columbus. New Haven, Conn..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Columbus, Knights of. Commendatory Letters and Statements of Cardinals, Archbishops and Bishops Concerning the War and Welfare Work of the Knights of Columbus. New Haven, Conn., 1919.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Columbus, Knights of. Commendatory Letters and Statements of Cardinals, Archbishops and Bishops Concerning the War and Welfare Work of the Knights of Columbus. New Haven, Conn., 1919.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.