| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| La Belgique envahie et le socialisme international | 978-0-649-20337-6 (0-649-20337-2) | 2017 | |
| Socialism Versus the State: -1919 | 978-1-112-20465-4 (1-112-20465-2) | 2009 | |
| Socialism Versus the State | 978-1-146-47251-7 (1-146-47251-X) | 2010 | Charles H. Kerr |
Cornell University Library · Nabu Press · Trieste Publishing