Columbia subject headings:
France--History--To 987.
Franks--History--Sources.
Middle Ages--Sources.
Harvard subject headings:
Adémar, de Chabannes, 988-1034.
Carolingians--History--Sources.
Charlemagne, Emperor, 742-814.
France--History--To 987--Sources.
Merovingians--History--Sources.
Middle Ages--Sources
Princeton subject headings: