The Three Investigators are assisted by a Greek youth as they search for clues to a mysterious thief on an island once inhabited by pirates.
- ISBN10 039483769X
- ISBN13 9780394837697
- Publish Date 12 May 1978
- Publish Status Active
- Publish Country US
- Imprint Random House Books for Young Readers
- Format Paperback (US Trade)
- Pages 158
- Language English