Columbia subject headings:
American fiction--19th century--History and criticism.
American fiction--20th century--History and criticism.
Proletariat in literature.
Utopias in literature.
Harvard subject headings:
American fiction--19th century--History and criticism
American fiction--20th century--History and criticism
Radicalism in literature.
Social problems in literature.
Socialism and literature--United States--History and criticism--19th century.
Socialism and literature--United States--History and criticism--20th century.
Utopias in literature.
Princeton subject headings:
American fiction--19th century--History and criticism.
American fiction--20th century--History and criticism.
Radicalism in literature.
Social problems in literature.
Socialism and literature--United States--History and criticism--19th century.
Socialism and literature--United States--History and criticism--20th century.
Utopias in literature.