| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| The Positive School of Criminology Three Lectures Given at the University of Naples, Italy on April 22, 23 and 24, 1901 | Ferri, Enrico, 1859-1929 | en | 2004-01-01 | ||||
| Socialism and Modern Science (Darwin, Spencer, Marx) | Ferri, Enrico, 1859-1929 | en | La Monte, Robert Rives [Translator] | 2006-05-16 |