Columbia subject headings:
Balkan Peninsula--Foreign relations--Italy.
Eastern question (Balkan)
Europe--Politics and government--1871-1918.
Italy--Foreign relations--Balkan Peninsula.
Harvard subject headings:
Balkan Peninsula--History--19th century.
Balkan Peninsula--Relations--Italy.
Italy--Relations--Balkan Peninsula.
Princeton subject headings:
Balkan Peninsula--Foreign relations--Italy.
Eastern question (Balkan)
Europe--Politics and government--1871-1918.
Italy--Foreign relations--Balkan Peninsula.