Columbia subject headings:
Austria--Foreign relations--Congresses.
Austria--International status.
Austrian State Treaty
Austrian State Treaty (1955)--History--Congresses.
Austrian State Treaty--History--Congresses.
Neutrality--Austria--History--Congresses.
Territory, National--Austria--Congresses.
Harvard subject headings:
Princeton subject headings:
Austria--Foreign relations--Congresses.
Austria--International status.
Austrian State Treaty
Austrian State Treaty--History--Congresses.
Neutrality--Austria--History--Congresses.
Territory, National--Austria--Congresses.