Columbia subject headings:
German literature--19th century--History and criticism.
German literature--20th century--History and criticism.
Music and literature--Germany--History--19th century.
Music and literature--Germany--History--20th century.
Music in literature.
Harvard subject headings:
German literature--19th century--History and criticism
German literature--20th century--History and criticism
Music and literature--Germany--History--19th century.
Music and literature--Germany--History--20th century.
Music in literature
Princeton subject headings:
German literature--19th century--History and criticism.
German literature--20th century--History and criticism.
Music and literature--Germany--History--19th century.
Music and literature--Germany--History--20th century.
Music in literature.