Columbia subject headings:
Basques--Social life and customs.
Ethnology--France--Pays Basque.
Ethnology--Spain--País Vasco.
Pays Basque (France)--Social life and customs.
País Vasco (Spain)--Social life and customs.
Harvard subject headings:
Pays Basque (France)--Civilization.
Pays Basque (France)--Politics and government.
Princeton subject headings: