Catholic Church. Pontificia Commissio de Spirituali Migratorum atque Itinerantium Cura & United States Catholic Conference. (1978). Letter to episcopal conferences on the Church and people on the move: May 4, 1978. United States Catholic Conference.
Citação norma ChicagoCatholic Church. Pontificia Commissio de Spirituali Migratorum atque Itinerantium Cura and United States Catholic Conference. Letter to Episcopal Conferences on the Church and People on the Move: May 4, 1978. Washington: United States Catholic Conference, 1978.
Citação norma MLACatholic Church. Pontificia Commissio de Spirituali Migratorum atque Itinerantium Cura and United States Catholic Conference. Letter to Episcopal Conferences on the Church and People on the Move: May 4, 1978. United States Catholic Conference, 1978.