Columbia subject headings:
Harvard subject headings:
Apt (France)--History--15th century.
Apt (France)--History--16th century.
Apt (France)--History--To 1500.
Apt (France)--Population.
Historical geography.
Princeton subject headings:
Apt (France)--History--16th century.
Apt (France)--History--To 1500.
Apt (France)--Population.