Columbia subject headings:
Avignon (France)--History.
Catholic Church--History.
Papacy--History--1309-1378.
Harvard subject headings:
Avignon (France)--History.
Catholic Church--History.
Papacy--History--1309-1378
Princeton subject headings:
Avignon (France)--History.
Catholic Church--History.
Papacy--History--1309-1378.