| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 2002 |
|
The Sky Ghost (abridged) | Defiance Audio | Novel | |
| May 2006 |
|
The Sky Ghost (abridged) | Listen & Live Audio | Novel | |
| December 2022 |
|
The Wingman Chronicles: Books 13-16 | Listen & Live Audio | Omnibus | |2 |