P W. · Percival C. Wren · Percival Christopher Wren
| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Beau Geste | MP3 CD | 978-1-4001-5213-1 (1-4001-5213-5) | 2006 |
| Beau Geste, with eBook | Audio CD | 978-1-4001-4133-3 (1-4001-4133-8) | 2009 |
| Beau Geste, with eBook | MP3 CD | 978-1-4001-6133-1 (1-4001-6133-9) | 2009 |