Columbia subject headings:
Harvard subject headings:
Golden Horde
Kievan Rus--History--862-1237.
Kievan Rus--History--Mongol Invasion, 1237-1241.
Kievan Rus--History--To 862.
Kievan Rus--History.
Nomads--Eurasia--History.
Princeton subject headings:
Golden Horde.
Kievan Rus--History.
Nomads--Eurasia--History.