Columbia subject headings:
Harvard subject headings:
Church lands--Italy--Poggibonsi--History--Sources.
Monastero di San Michele Arcangelo di Marturi (Poggibonsi, Italy)--History--Sources.
Poggibonsi (Italy)--History--Sources.
Princeton subject headings:
Badia di Marturi (Poggibonsi, Italy)--History--Sources.
Church lands--Italy--Poggibonsi--History--Sources.