| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| "Who Has the Youth, Has the Future": The Campaign to Save Young Workers in Imperial Germany | 978-0-521-89445-6 (0-521-89445-X) | 2010 |
| 'Who Has the Youth, Has the Future': The Campaign to Save Young Workers in Imperial Germany | 978-0-521-38537-4 (0-521-38537-7) | 1991 |