Columbia subject headings:
Périgord (France)--History.
World War, 1939-1945--Underground movements--France--Périgord.
Harvard subject headings:
Périgord (France)--History.
World War, 1939-1945--Underground movements--France--Périgord.
Princeton subject headings:
Périgord (France)--History.
World War, 1939-1945--Underground movements--France--Périgord.