The Liturgy constitution
Catholic Church. Pope (1963-1978 : Paul VI)
Vatican Council (2Nd : 1962-1965 : Basilica Di San Pietro In Vaticano). Constitutio De Sacra Liturgia Constitutio De Sacra Liturgia (Vatican Council) Vatican Council (2Nd : 1962 : Basilica Di San Pietro In Vaticano). Constitutio De Sacra Liturgia