Columbia subject headings:
Harvard subject headings:
Comparative literature--German and Polish.
Comparative literature--Polish and German.
German literature--19th century--History and criticism
Germany--Relations--Poland.
Poland--Relations--Germany
Polish literature--19th century--German influences.
Polish literature--19th century--History and criticism.
Romanticism--Germany
Romanticism--Poland
Princeton subject headings:
Polish literature--19th century--German influences.
Romanticism--Germany.
Romanticism--Poland.