Johannes Paulus II. (1998). Ad tuendam fidem: Apostolic Letter "Motu Proprio" (June 30, 1998). Origins, 28, .
Chicago Style (17th ed.) CitationJohannes Paulus II. "Ad Tuendam Fidem: Apostolic Letter "Motu Proprio" (June 30, 1998)." Origins 28 (1998).
MLA (8th ed.) CitationJohannes Paulus II. "Ad Tuendam Fidem: Apostolic Letter "Motu Proprio" (June 30, 1998)." Origins, vol. 28, 1998.
Warning: These citations may not always be 100% accurate.