| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| July 1976 |
|
Galactic Empires Volume One | Weidenfeld & Nicolson | Anthology | viii |
| October 1976 |
|
Galactic Empires Volume One | Orbit | Anthology | viii |
| October 1977 |
|
Galactic Empires Volume One | St. Martin's Press | Anthology | viii |
| April 1978 |
|
Galactic Empires, Volume I | St. Martin's Press / SFBC | Anthology | viii |
| November 1978 |
|
Imperi galattici: l'epica fantascientifica 1923-1978 | Fanucci Editore | Omnibus | 11 |
| February 1979 |
|
Galactic Empires Volume One | Avon | Anthology | xi |
| October 1982 |
|
Titan 18 | Heyne | Anthology | 7 |
| September 1988 |
|
Galactic Empires | Legend | Anthology |