Columbia subject headings:
Böckmann, Paul, 1899-1987.
German literature--19th century--History and criticism.
German literature--20th century--History and criticism.
Subjectivity in literature.
Harvard subject headings:
German literature--19th century--History and criticism
German literature--20th century--History and criticism
Subjectivity in literature.
Princeton subject headings:
German literature--19th century--History and criticism.
German literature--20th century--History and criticism.
Subjectivity in literature.