Columbia subject headings:
Criticism--Poland--History.
Polish literature--19th century--History and criticism.
Polish literature--20th century--History and criticism.
Socialism and literature.
Harvard subject headings:
Criticism--Poland--History
Polish literature--19th century--History and criticism.
Polish literature--20th century--History and criticism.
Socialism and literature.
Princeton subject headings:
Criticism--Poland--History.
Polish literature--19th century--History and criticism.
Polish literature--20th century--History and criticism.
Socialism and literature.