Blackman' Burden
Mack Reynolds
North Africa (1)
Border, Breed Nor Birth
North Africa (2)
The Best Ye Breed
North Africa (3)
The Space Barbarians
Ability Quotient
Code Duello
United Planets (4)
After Utopia
Amazon Planet
United Planets (5)
Brain World
United Planets (7)
Computer War
Dawnman Planet
United Planets (2)
Day After Tomorrow
Earth Unaware
Equality: In the Year 2000
Julian West (2)
Galactic Medal of Honor
Once Departed
Planetary Agent X
United Planets (1)
Rolltown
Bat Hardin (3)
The Rival Rigelians
United Planets (3)
Pacifist
Ed egli maledisse lo scandalo
Urania (451)