Columbia subject headings:
Music--Europe--20th century--History and criticism.
Nationalism in music.
Harvard subject headings:
Music--19th century--Congresses.
Music--20th century--Congresses
Music--Europe--19th century--History and criticism
Music--Europe--20th century--History and criticism
Nationalism in music--Congresses.
Nationalism in music.
Princeton subject headings:
Music--19th century--History and criticism.
Music--20th century--History and criticism.
Nationalism in music--History and criticism.