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Carl Sagan
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Billions and Billions: Thoughts on Life and Death at the Brink of the Millennium
By Carl Sagan
The Demon-haunted World
By Carl Sagan
Cosmos: The Story of Cosmic Evolution, Science and Civilisation
By Carl Sagan
The New Solar System
By J. Kelly Beatty, Andrew Chaikin, Carl Sagan
The Cosmic Connection: An Extraterrestrial Perspective
By Carl Sagan
Cosmos: The Story of Cosmic Evolution, Science and Civilisation
By Carl Sagan
Pale Blue Dot: Vision of the Human Future in Space
By Carl Sagan
The Cosmic Connection: An Extraterrestrial Perspective
By Carl Sagan
Other Worlds
By Carl Sagan
Broca's Brain: The Romance of Science
By Carl Sagan
The Demon-Haunted World: Science as a Candle in the Dark
By Carl Sagan
Contact
By Carl Sagan
Cosmos
By Carl Sagan
Billions and billions
By Carl Sagan
Billions and billions
By Carl Sagan
Contact a Novel
By Carl Sagan
Cosmos
By Carl Sagan
Cosmos
By Sagan, Carl, Carl Sagan
Billions and Billions
By Carl Sagan