Columbia subject headings:
American literature--20th century--History and criticism.
Authors, American--20th century--Biography.
Authors, European--20th century--Biography.
European literature--20th century--History and criticism.
Harvard subject headings:
American literature--20th century--History and criticism
Authors, American--20th century--Biography
Authors, European--20th century--Biography.
European literature--20th century--History and criticism.
Princeton subject headings:
American literature--20th century--History and criticism.
Authors, American--20th century--Biography.
Authors, European--20th century--Biography.
European literature--20th century--History and criticism.