Joanne and her friends encounter blackmail, kidnapping, and ransom demands before tracking down and defeating the villains.
- ISBN10 074591876X
- ISBN13 9780745918761
- Publish Date 27 July 1990
- Publish Status Out of Print
- Out of Print 12 August 2011
- Publish Country GB
- Imprint Lion Children's Books
- Format Hardcover
- Pages 128
- Language English