Παραπομπή σε μορφή APA (7η εκδ.)

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..

Παραπομπή σε μορφή Chicago (17η εκδ.)

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.

Παραπομπή σε μορφή MLA (8th εκδ.)

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.