Columbia subject headings:
Cistercians--Italy--Biography.
Monks--Italy--Biography.
Mystics--Italy--Biography.
Raniero, da Ponza, approximately 1130-1207.
Harvard subject headings:
Cistercians--Italy--Biography.
Hermits--Italy--Biography.
Joachim, of Fiore, approximately 1132-1202--Friends and associates.
Raniero, da Ponza, approximately 1130-1207.
Princeton subject headings: