Columbia subject headings:
Harvard subject headings:
Church archives--Italy--History--Congresses.
Church libraries--Italy--History--Congresses.
Conventuals--Italy--Archives--Congresses.
Conventuals--Italy--Library resources--Congresses.
Franciscans--Italy--Archives--Congresses.
Franciscans--Italy--Library resources--Congresses.
Princeton subject headings:
Church archives--Italy--History--Congresses.
Church libraries--Italy--History--Congresses.
Conventuals--Italy--Archives--Congresses.
Conventuals--Italy--Library resources--Congresses.
Franciscans--Italy--Archives--Congresses.
Franciscans--Italy--Library resources--Congresses.