Columbia subject headings:
World War, 1939-1945--Slovenia.
Yugoslavia--History--Axis occupation, 1941-1945.
Harvard subject headings:
Italy--Boundaries--Yugoslavia.
Italy--History--German occupation, 1943-1945.
Trieste (Italy)--History--1918-
World War, 1939-1945--Italy.
World War, 1939-1945--Territorial questions--Italy--Trieste.
World War, 1939-1945--Yugoslavia.
Yugoslavia--Boundaries--Italy.
Yugoslavia--History--Axis occupation, 1941-1945.
Princeton subject headings:
World War, 1939-1945--Slovenia.
Yugoslavia--History--Axis occupation, 1941-1945.