Columbia subject headings:
Harvard subject headings:
Austria--Politics and government--1945-
Austria--Relations--European Union countries.
Cities and towns--Europe.
Europe--Economic integration.
European Union--Austria.
Vienna (Austria)
Vienna (Austria)--Economic conditions--21st century.
Vienna (Austria)--Foreign economic relations.
Princeton subject headings:
Europe--Economic integration.
Vienna (Austria)--Economic conditions--21st century.
Vienna (Austria)--Foreign economic relations.