Columbia subject headings:
Berg, Alban, 1885-1935. Wozzeck.
Herz, Joachim.
Music--20th century--History and criticism.
Harvard subject headings:
Berg, Alban, 1885-1935. Wozzeck--Congresses.
Büchner, Georg, 1813-1837. Woyzeck--Congresses.
Herz, Joachim
Opera--20th century--Congresses.
Princeton subject headings:
Berg, Alban, 1885-1935. Wozzeck--Congresses.
Büchner, Georg, 1813-1837. Woyzeck--Congresses.
Opera--20th century--Congresses.