https://101su.ru/book/4310961/7db8a9/storia-della-filosofia-occidentale-vol-2.html
https://ge.1lib.sk/book/24005964/08723c/storia-della-filosofia-occidentale-e-dei-suoi-rapporti-con-le-vicende-politiche-e-sociali-dallantic.html
https://bitcq.com/torrent/29857911