Columbia subject headings:
Basques--Spain.
Romans--Spain.
Harvard subject headings:
Basques--Spain.
Romans--Spain
Princeton subject headings:
Basques--Iberian Peninsula--History.
Iberian Peninsula--Antiquities, Roman.
Iberian Peninsula--Civilization.
Portugal--History--To 218 B.C.
Romans--Iberian Peninsula--History.
Spain--History--Roman period, 218 B.C.-414 A.D.