Theory of Fun for Game Design
Raph Koster
Assemblers of Infinity
Kevin J. Anderson
The Last Days of Lorien
Pittacus Lore
Lorien Legacies: The Lost Files (5)
The Green Hills of Earth
Robert A. Heinlein
Future History or "Heinlein Timeline" (16)
Tiger Honor
Yoon Ha Lee
Thousand Worlds (2)
Dragon Pearl
Thousand Worlds (1)