| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1977 |
|
The Forbidden Tower | DAW Books | Novel | |
| September 1977 |
|
The Forbidden Tower | DAW Books / New American Library of Canada | Novel | |
| 1981 |
|
The Forbidden Tower | DAW Books | Novel | |
| 1982 |
|
The Forbidden Tower | DAW Books | Novel | |
| July 1983 |
|
Die Voodoo-Queen | Bastei | Chapbook | |
| October 1984 | The Forbidden Tower | DAW Books | Novel | ||
| November 1987 | The Forbidden Tower | DAW Books | Novel | ||
| January 1988 |
|
Die Loge des Gehenkten | Bastei | Chapbook | |
| June 1994 |
|
The Forbidden Tower | DAW Books | Novel | |
| August 1997 |
|
The Forbidden Tower | DAW Books | Novel |