| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1969 |
|
The Black Corridor | Ace Books | Novel | |
| December 1969 |
|
The Black Corridor | Mayflower | Novel | 7 |
| 1970 |
|
The Black Corridor | Mayflower | Novel | |
| June 1970 |
|
The Black Corridor | Ace Books / SFBC | Novel | 1 |
| 1973 |
|
The Black Corridor | Mayflower | Novel | 7 |
| 1974 |
|
The Black Corridor | Mayflower | Novel | |
| 1979 |
|
The Black Corridor / The Adventures of Una Persson and Catherine Cornelius | The Dial Press | Omnibus | 215 |
| 1980 |
|
The Black Corridor | Granada | Novel | |
| 1982 |
|
The Black Corridor | Granada | Novel | |
| 1993 |
|
Sailing to Utopia | Millennium | Omnibus | 183 |
| 1993 |
|
Sailing to Utopia | Millennium | Omnibus | 183 |
| 1996 |
|
Sailing to Utopia | Millennium / Orion | Omnibus | 213 |
| July 1997 |
|
Sailing to Utopia | White Wolf Publishing | Omnibus | 206 |
| May 2000 | Sailing to Utopia | White Wolf Publishing | Omnibus | ||
| July 2014 |
|
Travelling to Utopia | Gollancz / Orion | Omnibus | 355 |
| September 2018 |
|
The Black Corridor | Gateway / Orion | Novel |