Columbia subject headings:
Harvard subject headings:
Comparative literature--Polish and Russian.
Comparative literature--Russian and Polish.
Polish literature--19th century--History and criticism.
Polish literature--20th century--History and criticism.
Russian literature--19th century--History and criticism
Russian literature--20th century--History and criticism
Princeton subject headings:
Comparative literature--Polish and Russian.
Comparative literature--Russian and Polish.
Polish literature--19th century--History and criticims.
Polish literature--20th century--History and criticism.
Russian literature--19th century--History and criticism.
Russian literature--20th century--History and criticism.