| title | ISBN-13 | year of publication |
|---|---|---|
| New Bjorn | 978-0-7344-0392-6 | 2002 |
| Rebjorn | 978-0-7344-0616-3 | 2004 |
| Saving Arthur | 978-0-7344-0871-6 | 2005 |
| The Art of Deceit | 978-1-74062-036-9 | 2008 |
| The Art of Deceit | 978-1-74062-003-1 | 2000 |
| The Rescue of Princess Athena | 978-0-7344-0137-3 | 2000 |
Katharina Engel · Katharina Engelken · Katharina Engelmann · Katharina Engels · Katharina Englert · Katharine English · Kathrin Engel · Kathrin Engels · Katrien Engelbrecht · Katrin Engelking