Index Theologicus

Παραπομπή σε μορφή APA (7η εκδ.)

Benedikt, X. (2007). Apostolic Letter Summorum Pontificum issued Motu Proprio. Studies in church law, 3, 17-21.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Benedikt, XVI. "Apostolic Letter Summorum Pontificum Issued Motu Proprio." Studies in Church Law 3 (2007): 17-21.

Παραπομπή σε μορφή MLA (8th εκδ.)

Benedikt, XVI. "Apostolic Letter Summorum Pontificum Issued Motu Proprio." Studies in Church Law, vol. 3, 2007, pp. 17-21.