Columbia subject headings:
Harvard subject headings:
Communication in politics--Italy.
Diplomacy--Language--History--To 1500.
Italian language--Dialects--Italy--Florence--History--To 1500.
Italian language--Political aspects--Italy--Florence--History--To 1500.
Renaissance--Italy
Princeton subject headings:
Diplomacy--Language--History--To 1500.
Italian language--Dialects--Italy--Florence--History--To 1500.
Italian language--Political aspects--Italy--Florence--History--To 1500.
Renaissance--Italy.