Columbia subject headings:
Kiev (Ukraine)--History.
Kievan Rus--History--862-1237.
Harvard subject headings:
Belarus--History.
Kyïv (Ukraine)--History
Slavs, Eastern--History.
Ukraine--History--To 1648.
Princeton subject headings:
Belarus--History.
Kyïv (Ukraine)--History.
Slavs, Eastern--History.
Ukraine--History--To 1648.