Columbia subject headings:
Caucasus, South--Foreign relations--Russia.
Caucasus, South--History.
Caucasus, South--Politics and government.
Russia--Foreign relations--Caucasus, South.
Harvard subject headings:
Caucasus, South--Foreign relations--Soviet Union.
Caucasus, South--Politics and government.
Soviet Union--Foreign relations--Caucasus, South.
Princeton subject headings:
Caucasus, South--Foreign relations--Russia.
Caucasus, South--History.
Caucasus, South--Politics and government.
Russia--Foreign relations--Transcaucasia.