Nebula Alert
| First published | 1967 |
|---|---|
| Type | Novel |
| Series | Rim Worlds › Empress Irene #3 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1967 |
|
Nebula Alert / The Rival Rigelians | Ace Books | Omnibus | 5|2 |
| December 2015 |
|
Nebula Alert | Gateway / Orion | Novel |