Although this title starts with "Forerunner" it is actually the 3rd book in the "Warlock" series by Andre Norton
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1973 |
|
Forerunner Foray | The Viking Press | Novel | |
| June 1973 |
|
Forerunner Foray | The Viking Press / SFBC | Novel | 1 |
| February 1974 |
|
Forerunner Foray | Longman Young Books | Novel | |
| February 1975 |
|
Forerunner Foray | Ace Books | Novel | 11 |
| December 1980 |
|
Forerunner Foray | Ace Books | Novel | |
| July 1982 |
|
Forerunner Foray | Ace Books | Novel | |
| July 1984 |
|
Forerunner Foray | Ace Books | Novel | |
| August 1992 |
|
Forerunner Foray | Roc / New American Library | Novel | |
| February 2002 |
|
Warlock | Baen Books | Omnibus | 347 |
| February 2002 |
|
Warlock | Baen Books | Omnibus | |3 |
| July 2002 |
|
Warlock | Baen Books / SFBC | Omnibus | |
| August 2003 |
|
Warlock | Baen Books | Omnibus | 359 |
| April 2021 |
|
Warlock | Tantor and Blackstone Publishing | Omnibus | |
| April 2021 |
|
Warlock | Tantor and Blackstone Publishing | Omnibus | |
| April 2021 |
|
Warlock | Tantor Audio | Omnibus |