Columbia subject headings:
Harvard subject headings:
Caucasus--History.
Caucasus--Politics and government.
Caucasus--Relations--Russia (Federation)
Geopolitics--Caucasus.
Nationalism--Caucasus.
Russia (Federation)--Relations--Caucasus.
Princeton subject headings:
Caucasus--History.
Caucasus--Politics and government.
Caucasus--Relations--Russia (Federation).
Geopolitics--Caucasus.
Nationalism--Caucasus.
Russia (Federation)--Relations--Caucasus.