| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| A New Force at a New Frontier: Europe's Development in the Space Field in the Light of its Main Actors, Policies, Law and Activities from its Beginnings up to the Present | Paperback | 978-0-521-03022-9 (0-521-03022-6) | 2008 |
| A New Force at a New Frontier: Europe's Development in the Space Field in the Light of its Main Actors, Policies, Law and Activities from its Beginnings up to the Present | Hardcover | 978-0-521-57096-1 (0-521-57096-4) | 1997 |