| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| DeKok and Murder by Melody | 978-0-9725776-9-4 | 2005 | A. C. Baantjer |
| Dekok and Murder in Seance | 978-1-881164-15-9 | 1997 | " |
| Dekok and the Begging Death | 978-1-881164-17-3 | 1999 | " |
| Dekok and the Careful Killer | 978-1-881164-07-4 | 1993 | " |
| Dekok And The Geese Of Death: Includes The Short Story DeKok And The Grinning Strangler | 978-0-9725776-6-3 | 2004 | " |
| Murder in Amsterdam | 978-1-890768-57-7 | 2003 | A.C. Baantjer |
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