| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| June 2018 |
|
Robert Silverberg: The Ace Years, Part Three | Armchair Fiction | Omnibus | 5 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| June 2018 |
|
Robert Silverberg: The Ace Years, Part Three | Armchair Fiction | Omnibus | 5 |