Grzybowski, J. (2015). Cosmological and philosophical world of Dante Alighieri: The Divine comedy as a Medieval vision of the universe. Peter Lang Edition.
Chicago-referens (17:e uppl.)Grzybowski, Jacek. Cosmological and Philosophical World of Dante Alighieri: The Divine Comedy as a Medieval Vision of the Universe. Frankfurt am Main, [Germany]: Peter Lang Edition, 2015.
MLA-referens (9:e uppl.)Grzybowski, Jacek. Cosmological and Philosophical World of Dante Alighieri: The Divine Comedy as a Medieval Vision of the Universe. Peter Lang Edition, 2015.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.