Columbia subject headings:
Italians--Istria (Croatia and Slovenia)--Ethnic relations--Congresses.
Refugees--Italy--Congresses.
World War, 1939-1945--Territorial questions--Istria (Croatia and Slovenia)--Congresses.
Harvard subject headings:
Italians--Istria (Croatia and Slovenia)--Etnic relations--Congresses.
Refugees--Italy--Congresses.
World War, 1939-1945--Territorial questions--Istria (Croatia and Slovenia)--Congresses.
Princeton subject headings:
Italians--Istria (Croatia and Slovenia)--Etnic relations--Congresses.
Refugees--Italy--Congresses.
World War, 1939-1945--Territorial questions--Istria (Croatia and Slovenia)--Congresses.