Paul VI, P. (1965). Apostolica sollicitudo: Motu Proprio [of Pope Paul VI], setting up a Synod of Bishops, September 15, 1965. National Catholic Welfare Conference.
Chicago-referens (17:e uppl.)Paul VI, Pope. Apostolica Sollicitudo: Motu Proprio [of Pope Paul VI], Setting Up a Synod of Bishops, September 15, 1965. Washington, D.C.: National Catholic Welfare Conference, 1965.
MLA-referens (8:e uppl.)Paul VI, Pope. Apostolica Sollicitudo: Motu Proprio [of Pope Paul VI], Setting Up a Synod of Bishops, September 15, 1965. National Catholic Welfare Conference, 1965.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.