Columbia subject headings:
Dante Alighieri, 1265-1321--Bibliography.
Francis, of Assisi, Saint, 1182-1226--Bibliography.
Harvard subject headings:
Dante Alighieri, 1265-1321--Bibliography.
Francis, of Assisi, Saint, 1182-1226--Bibliography.
Princeton subject headings:
Dante Alighieri, 1265-1321--Bibliography.
Francis, of Assisi, Saint, 1182-1226--Bibliography.