Columbia subject headings:
Harvard subject headings:
Nyons (France)
Occitan language--France--Nyons--Influence on French.
Occitan language--France--Nyons.
Occitan language--Social aspects--France--Nyons.
Occitan language.
Princeton subject headings:
Occitan language--France--Nyons--Influence on French.
Occitan language--France--Nyons.
Occitan language--Social aspects--France--Nyons.