Columbia subject headings:
Harvard subject headings:
France--History--Capetians, 987-1328.
France--Kings and rulers--Biography.
Louis IX, King of France, 1214-1270
Philip IV, King of France, 1268-1314.
Princeton subject headings:
France--History--Capetians, 987-1328.
France--Kings and rulers--Biography.
Louis IX, King of France, 1214-1270.
Philip IV, King of France, 1268-1314.