ISBN-13: 9781515073789 / Angielski / Miękka / 2015 / 96 str.
I have made some attempt to deal in a concise way with two subjects which have not, I think, hitherto been handled in English books on Dante, other than translations. One of these is the development of the Guelf and Ghibeline struggle from a rivalry between two German houses to a partisan warfare which rent Italy for generations.