Title: The Phoenix Equation
Description: The final chapter of this exciting trilogy finds the Hardys facing their most dangerous mission ever as they avenge their father's death and stop an international espionage ring. Frank and Joe infiltrate Phoenix Enterprises to uncover the spy ring's mastermind, and find an unlikely ally--a young woman whose father--a Phoenix partner--was also murdered.
Subjects: series:HardyBoys, collectionID:HBCFS, Children's fiction, Mystery and detective stories, Hardy boys (fictitious characters), fiction