| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1999 |
|
I, Q | Pocket Books | Novel | |
| October 1999 |
|
I, Q | Pocket Books / SFBC | Novel | |
| 2000 | Ich, Q | Heyne | Novel | ||
| December 2000 |
|
I, Q | Pocket Books | Novel |