Columbia subject headings:
Church history--17th century--Congresses.
Church history--18th century--Congresses.
Italy--Church history--Congresses.
Quietism--Italy--Congresses.
Harvard subject headings:
Catholic Church--History--Modern period, 1500---Congresses.
Church history--17th century--Congresses.
Church history--18th century--Congresses.
Italy--Church history--Congresses.
Quietism--Italy--Congresses.
Princeton subject headings:
Church history--17th century--Congresses.
Church history--18th century--Congresses.
Italy--Church history--Congresses.
Quietism--Italy--Congresses.