Columbia subject headings:
Hartmann, Karl Amadeus, 1905-1963.
Musica Viva (Organization : Munich, Germany)--History.
Harvard subject headings:
Hartmann, Karl Amadeus, 1905-1963
Music--20th century--History and criticism
Musica Viva (Organization : Munich, Germany)--History.
Musica Viva (Organization: Munich, Germany)
Princeton subject headings: