Columbia subject headings:
Harvard subject headings:
Ezzelino III, da Romano, 1194-1259.
Generals--Italy--Biography
Nobility--Italy--Biography
Romano, Alberico da, -1260.
Vicenza (Italy)--History--Sources.
Princeton subject headings:
Ezzelino III, da Romano, 1194-1259.
Nobility--Italy--Biography.
Romano familiy.
Vicenza (Italy)--History--Sources.