Columbia subject headings:
Catholic Church--Italy--Liturgy.
Catholic Church--Italy.
Italy--Church history--20th century.
Vatican Council (2nd : 1962-1965 : Basilica di San Pietro in Vaticano)
Harvard subject headings:
Catholic Church--Italy--Liturgy.
Catholic Church--Italy.
Italy--Church history--20th century.
Vatican Council (2nd : 1962-1965 : Basilica di San Pietro in Vaticano)
Princeton subject headings:
Catholic Church--Italy--Liturgy.
Catholic Church--Italy.
Italy--Church history--20th century.
Vatican Council (2nd : 1962-1965 : Basilica di San Pietro in Vaticano)