Columbia subject headings:
Franche-Comté (France)--Economic conditions.
Franche-Comté (France)--Social conditions.
Migration, Internal--France--Franche-Comté.
Harvard subject headings:
Franche-Comté (France)--Economic conditions.
Franche-Comté (France)--Social conditions.
Migration, Internal--France--Franche-Comté.
Princeton subject headings:
Franche-Comté (France)--Economic conditions.
Franche-Comté (France)--Social conditions.
Migration, Internal--France--Franche-Comté.