Columbia subject headings:
Caucasus, Northern (Russia)--History--17th century.
Caucasus, Northern (Russia)--History--19th century.
Caucasus, Northern (Russia)--History.
Caucasus, Northern (Russia)--Politics and government.
Caucasus, Northern (Russia)--Relations--Turkey.
Caucasus, Northern (Russia)--Relations.
Harvard subject headings:
Princeton subject headings:
Caucasus, Northern (Russia)--History--17th century.
Caucasus, Northern (Russia)--History--19th century.
Caucasus, Northern (Russia)--History.
Caucasus, Northern (Russia)--Politics and government.
Caucasus, Northern (Russia)--Relations--Turkey.
Caucasus, Northern (Russia)--Relations.