Columbia subject headings:
France--History--Louis VIII, 1223-1226.
France--Kings and rulers--Biography.
Louis VIII, King of France, 1187-1226.
Harvard subject headings:
France--History--Louis VIII, 1223-1226.
France--Kings and rulers--Biography.
Louis VIII, King of France, 1187-1226.
Princeton subject headings:
France--History--Louis VIII, 1223-1226.
France--Kings and rulers--Biography.
Louis VIII, King of France, 1187-1226.