Columbia subject headings:
Language and languages in literature--Congresses.
Literature--Philosophy--Congresses.
Russian literature--19th century--History and criticism--Congresses.
Russian literature--20th century--History and criticism--Congresses.
Harvard subject headings:
Language and languages in literature--Congresses.
Literature--Philosophy--Congresses
Russian literature--19th century--History and criticism--Congresses
Russian literature--20th century--History and criticism--Congresses
Princeton subject headings:
Language and languages in literature--Congresses.
Literature--Philosophy--Congresses.
Russian literature--19th century--History and criticism--Congresses.
Russian literature--20th century--History and criticism--Congresses.