Columbia subject headings:
American fiction--20th century--History and criticism.
Black humor--History and criticism.
German fiction--20th century--History and criticism.
Harvard subject headings:
American fiction--20th century--History and criticism
Black humor--History and criticism.
German fiction--20th century--History and criticism.
Princeton subject headings:
American fiction--20th century--History and criticism.
Black humor--History and criticism.
German fiction--20th century--History and criticism.