The Crowd: A Study of the Popular Mind and The Psychology of Revolution: Two Classics In One Volume
| Country | USA |
| Brand | Comstock Publishing Associates |
| Manufacturer | Comstock Publishing Associates |
| Binding | Hardcover |
| UnitCount | 1 |
| Format | Illustrated |
| EANs | 9781501714429 |
| ReleaseDate | 0000-00-00 |