Columbia subject headings:
Italians--Switzerland--History.
Italy--Civilization.
Italy--Relations--Switzerland.
Switzerland--Civilization.
Switzerland--Relations--Italy.
Harvard subject headings:
Italians--Switzerland--History.
Italy--Civilization.
Italy--Relations--Switzerland.
Switzerland--Civilization
Switzerland--Relations--Italy.
Princeton subject headings:
Italians--Switzerland--History.
Italy--Civilization.
Italy--Relations--Switzerland.
Switzerland--Civilization.
Switzerland--Relations--Italy.