Columbia subject headings:
Harvard subject headings:
Spain--History--Civil War, 1936-1939--Foreign public opinion, German.
Spain--History--Civil War, 1936-1939.
Princeton subject headings:
Public opinion--Germany (East)--History--20th century.
Spain--History--Civil War, 1936-1939--Foreign public opinion, German.
Spain--History--Civil War, 1936-1939--Influence.