Columbia subject headings:
Harvard subject headings:
Austria--Foreign relations--1945-1955
Austria--Foreign relations--Greece.
Austria--Foreign relations--Portugal.
Austria--Foreign relations--Spain.
Dictatorship--Europe, Southern--History--20th century.
Greece--Foreign relations--Austria.
Portugal--Foreign relations--Austria.
Spain--Foreign relations--Austria.
Princeton subject headings:
Austria--Foreign relations--1945-1955.
Austria--Foreign relations--1955-
Austria--Relations--Greece.
Austria--Relations--Portugal.
Austria--Relations--Spain.
Greece--Relations--Austria.
Portugal--Relations--Austria.
Spain--Relations--Austria.