De Zaak 40/61
| Cover Art by | Leendert Stofbergen |
| Format | Pocket book |
| Language | Dutch |
| Location | Bezige Bij Amsterdam |
| Reprinted | 1990-01-01 |
| Pages / Font | 194 pages |
| ISBN | 90-234-2375-5 |
Added by keesie13
| Cover Art by | Leendert Stofbergen |
| Format | Pocket book |
| Language | Dutch |
| Location | Bezige Bij Amsterdam |
| Reprinted | 1990-01-01 |
| Pages / Font | 194 pages |
| ISBN | 90-234-2375-5 |