Columbia subject headings:
Albigenses.
Church history--11th century.
Church history--12th century.
Languedoc (France)--History.
Mysticism--History--Middle Ages, 600-1500.
Harvard subject headings:
Albigenses.
Church history--11th century.
Church history--12th century.
Languedoc (France)--History.
Mysticism--History--Middle Ages, 600-1500
Princeton subject headings:
Albigenses.
Church history--11th century.
Church history--12th century.
Languedoc (France)--Church history.
Mysticism--History--Middle Ages, 600-1500.