| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Encyclopédie Marvel, Tome 4: X-men | 978-2-84538-711-9 (2-84538-711-3) | 2006 | Collectif | |
| Marvel Encyclopedia Volume 2: X-Men HC | 978-0-7851-1199-3 (0-7851-1199-9) | 2003 | Eric J. Moreels | |
| Marvel Enzyklopädie - X-Men | 978-3-86607-014-1 (3-86607-014-4) | 2005 | ||