| Titel | ISBN-13 (ISBN-10) | Erscheinungsjahr |
|---|---|---|
| Liberalization and Democratization in Egypt, Jordan, and Yemen: Beginnings, Development, and Decline | 978-3-639-09180-9 (3-639-09180-9) | 2013 |
| Political Citizenship in the Republic of Yemen: Constitutional, Legal, and Practical Dimensions | 978-3-639-09252-3 (3-639-09252-X) | 2008 |