Columbia subject headings:
National characteristics, German.
National characteristics, Italian.
Nationalism in music.
Opera--Social aspects--Germany.
Opera--Social aspects--Italy.
Verdi, Giuseppe, 1813-1901--Criticism and interpretation.
Wagner, Richard, 1813-1883--Criticism and interpretation.
Harvard subject headings:
National characteristics, German.
National characteristics, Italian.
Nationalism in music.
Opera--Social aspects--Germany.
Opera--Social aspects--Italy.
Verdi, Giuseppe, 1813-1901--Criticism and interpretation.
Wagner, Richard, 1813-1883--Criticism and interpretation.
Princeton subject headings:
National characteristics, German.
National characteristics, Italian.
Nationalism in music.
Opera--Social aspects--Germany.
Opera--Social aspects--Italy.
Verdi, Giuseppe, 1813-1901--Criticism and interpretation.
Wagner, Richard, 1813-1883--Criticism and interpretation.