Columbia University Press · Prometheus
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Al Qaeda in Europe: The New Battleground of International Jihad | 978-1-59102-433-0 (1-59102-433-1) | 2005 |
| The Closed Circle: Joining and Leaving the Muslim Brotherhood in the West | 978-0-231-19367-2 (0-231-19367-X) | 2020 |
| The New Muslim Brotherhood in the West | 978-0-231-15126-9 (0-231-15126-8) | 2010 |