Billions and Billions: Thoughts on Life and Death at the Brink of the Millennium is a 1997 book by the American astronomer and science popularizer Carl Sagan. The last book written by Sagan before his death in 1996, it was published by Random House.
Carl Sagan: Billions & Billions (Hardcover, 1997, Random House)
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Hardcover, 256 Seiten
Am 18. Mai 1997 von Random House veröffentlicht.