Robert A. Heinlein

Stranger in a Strange Land

Waldo

Starship Troopers

Starship Troopers

The Moon Is a Harsh Mistress

Time Enough for Love

Starship Troopers

En terre étrangère

The Man Who Sold the Moon (Unabridged)

Farmer in the Sky (Unabridged)

Ciudadano de la galaxia

50 Vintage Sci-Fi Short Stories 4 - More than 29 hours of Vintage Science Fiction: From Mary Shelley to Philip K. Dick — 29 Hours of Sci-Fi That Shaped the Future