Columbia subject headings:
Caucasus--Description and travel.
Caucasus--Foreign public opinion, Russian.
Caucasus--Relations--Russia.
Ethnology--Caucasus.
Russia--Relations--Caucasus.
Harvard subject headings:
Princeton subject headings:
Caucasus--Description and travel.
Caucasus--Foreign public opinion, Russian.
Caucasus--Relations--Russia.
Ethnology--Caucasus.
Russia--Relations--Caucasus.