Columbia subject headings:
Harvard subject headings:
Adenet, le Roi, active 13th century. Berte aus grans piés
Berta, Queen, consort of Pepin, King of the Franks, 726-783--Romances.
Bertha, consort of Pepin, King of France, -783--Romances.
Princeton subject headings:
Adenet,
Bertha, consort of Pepin, King of France, d.783--Romances.
Romances.