Dieter Hartwig · K Hartwig · Klaus Dieter · Klaus Hartwig
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Dragon Quest: The Journey of the Cursed King, the Complete Official Guide | 978-1-903511-85-5 | 2006 | |
| Gran Turismo 4: The Official Guide | 978-1-903511-74-9 | 2005 | Daujam Mathieu |
| HALO 2 the Official Guide | 978-1-903511-68-8 | 2004 | |
| KINGDOM HEARTS II - LE GUIDE OFFICIEL COMPLET | 978-1-903511-91-6 | 2006 | |
| Kingdom Hearts II: The Complete Official Guide: v. 2 | 978-1-903511-89-3 | 2006 | |
| Metal Gear Solid 3: Snake Eater - The Official Guide | 978-1-903511-71-8 | 2005 | Maura Sutton · James Price |