Columbia subject headings:
Harvard subject headings:
Kievan Rus--Kings and rulers--Biography.
Russia--History--1533-1613.
Russia--History--1613-1917.
Russia--History--To 1533.
Russia--Kings and rulers--Biography.
Princeton subject headings:
Russia--History--1533-1613.
Russia--History--1613-1917.
Russia--History--To 1533.
Russia--Kings and rulers--Biography.