Mode 4 - DoOon Mode
Piers Anthony
The Andromeda Strain
Michael Crichton
The flesh in the furnace
Dean Koontz
Xanth 33 - Jumper Cable
The Ringworld Engineers
Larry Niven
Ringworld (2)
The Ringworld Throne
Ringworld (3)
Ringworld's Children
Ringworld (4)
Ringworld
Ringworld (1)