1. Andrew, Malcolm and Ronald Waldron (eds.), 2002, The Poems of the Pearl Manuscript Exeter: Exeter U.P.
2. Backman, Clifford R. 1995, The Decline and Fall of Medieval Sicily: Politics, Religion and Economy in the Reign of Frederick III, 1296-1337 (Cambridge: C.U.P.)
3. Balfour, Mark, 1995, ‘Canto 9’, Letturae Dantis Supplement 16-17: 131-45.
4. Barański, Zygmunt, 1993, Purgatorio 6 in Dante’s Divine Comedy: Introductory Readings II. Purgatorio ed. Tibor Wlassics, Charlottesville: Virginia U.P., 80-97
5. Barański, Zygmunt, and Lino Pertile (eds.), 2015. Dante in Context, Cambridge: C.U.P.