Franco Cosimo Panini · Pocket Books
| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Il segreto dell'isola | Copertina flessibile | 978-88-7686-760-6 (88-7686-760-0) | 1997 |
| The Legacy of Merlin | Loose Leaf | 978-0-7434-2436-3 (0-7434-2436-0) | 2002 |
| The Legacy of Merlin | Paperback | 978-0-7434-1236-0 (0-7434-1236-2) | 2001 |