Columbia subject headings:
Basques--Periodicals.
Pays Basque (France)--Periodicals.
País Vasco (Spain)--Periodicals.
Harvard subject headings:
Basques--Periodicals.
País Vasco (Spain)--Periodicals.
Pays Basque (France)--Periodicals.
Princeton subject headings:
Basques--Periodicals.
País Vasco (Spain)--Periodicals.
Pays Basque (France)--Periodicals.