All You Need Is Kill
Hiroshi Sakurazaka & Alexander O. Smith
Starter Villain
John Scalzi
Starship Troopers
Heinlein, Robert A.
The Caves of Steel
Isaac Asimov
Foundation (2)
Angles of Attack (Frontlines Book 3)
Marko Kloos
Frontlines (3)
Lines of Departure (Frontlines Book 2)
Frontlines (2)
Terms of Enlistment (Frontlines Book 1)
Frontlines (1)