| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Detektyw Gratin Trylogia | 978-83-7554-140-3 (83-7554-140-0) | 2009 | Orazio Minneci · Claudio Comini |
| Philippe Gratin i straz nocna | 978-83-7554-019-2 (83-7554-019-6) | 2008 | |
| Philippe Gratin i Usta prawdy | 978-83-7554-061-1 (83-7554-061-7) | 2009 | |