Columbia subject headings:
Harvard subject headings:
Austria--Foreign relations--1945-1955--Sources.
Austria--Foreign relations.
Austria--Politics and government--1945-
Austria--Politics and government--1945---Sources.
Gruber, Karl, 1909-
Gruber, Karl, 1909-1995.
Princeton subject headings:
Austria--History--Allied occupation, 1945-1955.
Austria--Politics and government--1945-
Gruber, Karl, 1909-1995.