De Zaak Cassiopeia
| Book | The Cassiopeia Affair |
| Publisher | A.W. Bruna & Zoon Utrecht/Antwerpen |
| Series | Zwarte Beertjes |
| Translated by | Maarten Ries |
| Cover/Jacket Design by | Dick Bruna |
| Copyright Holder | Chloe Zerwick, Harrison Brown |
| Format | Pocket book |
| Language | Dutch |
| Location | Utrecht/Antwerpen |
| This Edition Published | 1971 |
| Copyright | 1968 |
| Pages / Font | 192 pages |
| Series Number | 1384 |
| ISBN 10 | 90 229 1384 8 |
| Other | D/1971/0939/275 |
Added by korovalad · Last edited by steppenwolf_a_558