The Skit-Tree Planet
| First published | March 1960 |
|---|---|
| Type | Short Fiction |
| Length | Short Story |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| March 1960 |
|
The Aliens | Berkley Medallion | Collection | 111 |
| September 1965 |
|
The Aliens | Berkley Medallion | Collection | 111 |
| May 2007 |
|
The 1634: The Baltic War Disk | Baen Books | Omnibus | |26.11 |
| May 2007 | The 1634: The Baltic War Disk | Baen Books | Omnibus | |26.11 | |
| October 2010 | The 1635: The Eastern Front Disk | Baen Books | Omnibus | |31.08 | |
| October 2019 |
|
The Aliens | Gateway / Orion | Collection | |111 |