| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1978 |
|
The Crossroads of Time | Ace Books | Novel | |
| February 1980 |
|
The Crossroads of Time | Ace Books | Novel | |
| 1982 |
|
The Crossroads of Time | Ace Books | Novel | |
| September 1982 |
|
The Crossroads of Time | Ace Books | Novel | |
| August 1985 |
|
The Crossroads of Time | Ace Books | Novel |