Known Space
por Larry Niven
9 libros
Known Space, de Larry Niven, reúne 9 libros, entre ellos World of Ptavvs, A Gift from Earth y Neutron Star.
Mas de Larry Niven
Magic Goes Away
5 libros
Ringworld
5 libros
Ringworld Prequel / Fleet of the Worlds
5 libros
Dream Park
4 libros
The State
3 libros
Star Trek The Newspaper Strip
2 libros