Operating Codes
, by Manns, NickNote: Supplemental materials are not guaranteed with Rental or Used book purchases.
- ISBN: 9780316604659 | 0316604658
- Cover: Nonspecific Binding
- Copyright: 9/1/2001
Upon moving to Sentinel House, five-year-old Matty and fifteen-year-old Graham encounter ghosts from a nearby abandoned military compound, but real trouble begins when their father is arrested for posting information about a secret weapons system on the Internet.