Columbia subject headings:
American fiction--20th century--History and criticism.
Literature and society--United States--History--20th century.
Politics in literature.
Radicalism in literature.
Social problems in literature.
United States--Civilization.
Harvard subject headings:
American fiction--20th century--History and criticism
Eastman, Max, 1883-1969.
Farrell, James T. (James Thomas), 1904-1979--Criticism and interpretation.
Hicks, Granville, 1901-1982--Criticism and interpretation.
Literature and society--United States--History--20th century.
London, Jack, 1876-1916--Criticism and interpretation.
Politics in literature.
Radicalism in literature.
Sinclair, Upton, 1878-1968--Criticism and interpretation.
Social problems in literature.
United States--Civilization--20th century.
United States--Civilization.
Princeton subject headings:
American fiction--20th century--History and criticism.
Literature and society--United States--History--20th century.
Politics in literature.
Radicalism in literature.
Social problems in literature.