| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Hebrew Tribal Economy and the Jubilee as Illustrated in Semitic and Indo-European Village Communities: -1922 | 978-1-112-27519-7 (1-112-27519-3) | 2009 |
| The Social Legislation of the Primitive Semites: -1915 | 978-1-112-20230-8 (1-112-20230-7) | 2009 |