| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1987 |
|
The Black Unicorn | Del Rey / Ballantine | Novel | |
| December 1987 |
|
The Black Unicorn | Orbit / Futura | Novel | |
| 1988 |
|
The Black Unicorn | Orbit | Novel | |
| March 1988 |
|
The Black Unicorn | Del Rey / Ballantine / SFBC | Novel | |
| September 1988 |
|
The Black Unicorn | Del Rey / Ballantine | Novel | |
| September 1988 |
|
The Black Unicorn | Del Rey / Ballantine | Novel | |
| 1989 |
|
The Black Unicorn | Orbit | Novel | |
| May 1990 | The Black Unicorn | Del Rey / Ballantine | Novel | ||
| March 1996 |
|
The Black Unicorn | Del Rey / Ballantine | Novel | |
| February 2009 |
|
The Black Unicorn | Del Rey / Ballantine | Novel | |
| March 2022 |
|
The Black Unicorn | Random House Audio | Novel |