Columbia subject headings:
Harvard subject headings:
Giovanni Gualberto, Saint, approximately 1000-1073--Congresses.
Italy--Church history--476-1400--Congresses.
Vallombrosa (Italy)--Church history--Congresses.
Vallombrosa (Italy)--History.
Vallombrosa (Monastery)--Congresses.
Vallombrosans--History--Congresses.
Princeton subject headings:
Giovanni Gualberto, Saint, approximately 1000-1073--Congresses.
Italy--Church history--476-1400--Congresses.
Monasticism and religious orders--Italy--History--Congresses.
Vallombrosa (Monastery)--History--Congresses.