Columbia subject headings:
Albania.
Greece--Foreign relations--Italy.
Italy--Foreign relations--Greece.
Iōannina (Greece)
Harvard subject headings:
Albania
Greece--Foreign relations--Italy.
Iōannina (Greece)--History.
Italy--Foreign relations--Greece.
Princeton subject headings:
Albania.
Greece--Foreign relations--Italy.
Iōannina (Greece)
Italy--Foreign relations--Greece.