La minaccia dell'orda
Elizabeth Moon
Urania (1435)
Settore Vega
Walter Ernsting & Karl-Herbert Scheer
Perry Rhodan (9)
Long Night of the Grave
Charles L. Grant
Universe of Horror (3)
Fleet of Worlds
Larry Niven & Edward M. Lerner
Ringworld Precursor (1)
Weapon Shops of Isher
A. E. Van Vogt
Isher Series (2)