Columbia subject headings:
Albigenses--History.
Christian heresies--France--Languedoc--History--Middle Ages, 600-1500.
France--Church history--987-1515.
Harvard subject headings:
Albigenses
Christian heresies--France--Montségur--History--Middle Ages, 600-1500.
Church history--Middle Ages, 600-1500
France--Church history--987-1515.
France--Kings and rulers--Religious aspects.
Inquisition--France--Languedoc-Roussillon.
Montségur (France)--History.
Princeton subject headings:
Albigenses.
Christian heresies--France--Montségur--History--Middle Ages, 600-1500.
Church history--Middle Ages, 600-1500.
France--Church history--987-1515.
France--Kings and rulers--Religious aspects.
Inquisition--France--Languedoc-Roussillon.
Montségur (France)--History.