Columbia subject headings:
Polish literature--Silesia, Upper (Poland and Czech Republic)--History and criticism.
Socialist realism in literature.
Harvard subject headings:
Polish literature--20th century--Silesia, Upper (Poland and Czech Republic)--History and criticism.
Polish literature--Silesia, Upper (Poland and Czech Republic)--History and criticism.
Socialist realism in literature--Poland.
Socialist realism in literature.
Princeton subject headings: