Columbia subject headings:
Gardens--Italy--Pisa--Design.
Gardens--Italy--Pisa--History--18th century--Sources.
Harvard subject headings:
Gardens--Italy--Pisa--Design.
Gardens--Italy--Pisa--History--18th century--Sources.
Princeton subject headings:
Gardens--Italy--Pisa--Design.
Gardens--Italy--Pisa--History--18th century--Sources.