La Notte Dei Tempi
René Barjavel
Cosmo oro (18)
Dictator
Robert Harris
Preludio Allo Spazio
Arthur Charles Clarke
Urania (19)
Sharra's Exile
Marion Zimmer Bradley
Darkover (21)
Colossus the Forbin Project
D. F. Jones
Colossus (1)
Colossus and the Crab
Colossus (3)
Fall of Colossus
Colossus (2)