Columbia subject headings:
Fortification--Italy--Vicenza--History--16th century--Sources.
Vicenza (Italy)--History--16th century.
Harvard subject headings:
City walls--Italy--Vicenza--History--Sources.
City walls--Italy--Vicenza--History.
Fortification--Italy--Vicenza--History--Sources.
Fortification--Italy--Vicenza--History.
Vicenza (Italy)--History--Sources.
Vicenza (Italy)--History.
Princeton subject headings:
Fortification--Italy--Vicenza--History--16th century--Sources.
Vicenza (Italy)--History--16th century.