Columbia subject headings:
Europe--Kings and rulers--Sexual behavior--History--To 1500.
Political culture--Europe--History--To 1500.
Polygyny--Europe--History--To 1500.
Harvard subject headings:
Europe--Kings and rulers--Sexual behavior--History--To 1500.
Political culture--Europe--History--To 1500.
Polygyny--Europe--History--To 1500.
Princeton subject headings:
Europe--Kings and rulers--Sexual behavior--History--To 1500.
Political culture--Europe--History--To 1500.
Polygyny--Europe--History--To 1500.