Columbia subject headings:
Harvard subject headings:
Burgos (Spain)--Church history.
Cistercians--Spain--Burgos--History.
Monasterio de Las Huelgas de Burgos (Spain)--History.
Princeton subject headings:
Burgos (Spain)--Church history.
Cistercians--Spain--Burgos--History.
Monasterio de Las Huelgas de Burgos (Spain)--History.