| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| GPST Stage 3: Written and Simulation Exercises 2nd Edition | 978-1-909836-45-7 (1-909836-45-1) | 2016 | Richard Hughes |
| GPST Stage 3: Written and Simulation Exercises | 978-1-907816-61-1 (1-907816-61-5) | 2013 | " |