Columbia subject headings:
Gaul--History--58 B.C.-511 A.D.
Romans--France--History.
Rome--History--Empire, 30 B.C.-476 A.D.
Harvard subject headings:
Gaul--History--58 B.C.-511 A.D.
Gaul--Kings and rulers.
Princeton subject headings:
Gaul--History--58 B.C.-511 A.D.
Gaul--Kings and rulers.