| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1969 |
|
The Three Faces of Time | Tower Books | Novel | 5 |
| 1971 |
|
De fremmede | Fredhøis Forlag A/S | Novel | |
| March 2016 |
|
The Frank Belknap Long Science Fiction Novel Megapack | Wildside Press | Collection | |
| March 2016 |
|
The Three Faces of Time | Wildside Press | Novel |