| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Battle for the Zephyr Badge | 978-0-439-24397-1 (0-439-24397-1) | 2001 | |
| Secrets of the Gs Ball | 978-0-439-22091-0 (0-439-22091-2) | 2001 | Tracey West |
J. J. · J. Johnson · J L Johnson · Jennifer Johnson · L. Johnson