APA (7e ed.) Bronvermelding

Catholic Church. Pope (1963-1978 : Paul VI) & Paul VI, P. (1969). Apostolic letter (issued motu proprio) approving the new Roman calendar: Mysterii Paschalis. United States Catholic Conference.

Chicago (17e ed.) Bronvermelding

Catholic Church. Pope (1963-1978 : Paul VI) en Pope Paul VI. Apostolic Letter (issued Motu Proprio) Approving the New Roman Calendar: Mysterii Paschalis. [Washington, D.C.]: United States Catholic Conference, 1969.

MLA (8e ed.) Bronvermelding

Catholic Church. Pope (1963-1978 : Paul VI) en Pope Paul VI. Apostolic Letter (issued Motu Proprio) Approving the New Roman Calendar: Mysterii Paschalis. United States Catholic Conference, 1969.