Four Ages of Understanding: The first Postmodern Survey of Philosophy from Ancient Times to the Turn of the Twenty-First Century (Toronto Studies in Semiotics and Communication)
| Country | USA |
| Manufacturer | Random House |
| Binding | Hardcover |
| Color | White |
| ReleaseDate | 2025-11-04 |
| UnitCount | 1 |
| Format | Deckle Edge |
| EANs | 9781101875124 |