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.
Lua i Stíl Chicago (17ú heag.)Catholic Church. Pope (1963-1978 : Paul VI) agus Pope Paul VI. Apostolic Letter (issued Motu Proprio) Approving the New Roman Calendar: Mysterii Paschalis. [Washington, D.C.]: United States Catholic Conference, 1969.
Lua MLA (8ú heag.)Catholic Church. Pope (1963-1978 : Paul VI) agus Pope Paul VI. Apostolic Letter (issued Motu Proprio) Approving the New Roman Calendar: Mysterii Paschalis. United States Catholic Conference, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.