| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Confronting Terrorism: European Experiences Threat Perceptions and Policies | 978-90-411-1960-5 (90-411-1960-4) | 2003 |
| Future of the International Nuclear Non-Proliferation Regime | 978-0-7923-3433-0 (0-7923-3433-7) | 1995 |
M.-L. · M. Leeuwen · M. VAN LEEUWEN · Marianne Leeuwen · V. L. · Van Leeuwen