Columbia subject headings:
Harvard subject headings:
Education--Russia (Federation)--Congresses
Library science--Russia (Federation)--Congresses.
Performing arts--Russia (Federation)--Congresses.
Russia (Federation)--Civilization--Congresses.
Princeton subject headings:
Education--Russia (Federation)--Congresses.
Library science--Russia (Federation)--Congresses.
Performing arts--Russia (Federation)--Congresses.
Russia (Federation)--Civilization--Congresses.