Columbia subject headings:
Harvard subject headings:
Italians--Austria--History.
Trentino-Alto Adige (Italy)--Emigration and immigration--History.
Vorarlberg (Austria)--Emigration and immigration--History.
Princeton subject headings:
Italians--Austria--Vorarlberg.
Trentino-Alto Adige (Italy)--Emigration and immigration.
Vorarlberg (Austria)--Emigration and immigration.