| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1994 |
|
Q-Squared | Pocket Books | Novel | |
| October 1994 |
|
Q-Squared | Pocket Books / SFBC | Novel | |
| August 1995 |
|
Q-Squared | Pocket Books | Novel | |
| 1997 |
|
Q² | vgs | Novel | |
| October 2012 |
|
Q-Squared | Pocket Books | Novel |