Columbia subject headings:
Gerber, Rudolf, 1899-1957.
Gluck, Christoph Willibald, Ritter von, 1714-1787. Works.
National socialism and music.
Harvard subject headings:
Gerber, Rudolf, 1899-1957.
Gluck, Christoph Willibald, Ritter von, 1714-1787. Works.
Music--Germany--History and criticism
National socialism and music.
Princeton subject headings:
Gerber, Rudolf, 1899-1957.
Gluck, Christoph Willibald, Ritter von, 1714-1787. Works.
National socialism and music.