| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1968 |
|
Anthropol / The Time Mercenaries | Ace Books | Omnibus | 5|2 |
| 1969 |
|
The Time Mercenaries | Dennis Dobson | Novel | |
| 1971 |
|
Armee aus der Retorte | Bastei Lübbe | Novel | |
| 1972 |
|
The Time Mercenaries | Tandem | Novel | 5 |
| September 2011 |
|
The Time Mercenaries | Gateway / Orion | Novel |