Storia della dialettica
Costanzo Preve
Hunters
W. E. B. Griffin
Presidential Agent (3)
Murder by Mocha
Cleo Coyle
Coffeehouse Mysteries (10)
L'isola del drago
Jack Williamson
Voyager in Night
C. J. Cherryh
Age of Exploration (2)
Cuckoo's Egg
Age of Exploration (3)
Port Eternity
Age of Exploration (1)