Bletchley Park Trust · BookTowerPublishing
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Figuring it Out at Bletchley Park 1939-1945 | 978-0-9557164-0-9 (0-9557164-0-3) | 2007 | Kerry Johnson |
| Getting Back into Shark | 978-1-906723-05-7 (1-906723-05-2) | 2009 | Peter Wescombe |