R.D. · W R. · Wojciech Drobny
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Prawo samorzadowe Testy dla studentow | 978-83-7526-851-5 (83-7526-851-8) | 2008 |
| Procedura administracyjna Testy | 978-83-7601-138-7 (83-7601-138-3) | 2008 |
| Procedura administracyjna Testy | 978-83-7526-411-1 (83-7526-411-3) | 2007 |