Sagan, C. (1996). The demon-haunted world: Science as a candle in the dark. headline book publishing.
Styl ChicagoSagan, Carl. The Demon-haunted World: Science as a Candle in the Dark. London: headline book publishing, 1996.
Citace podle MLASagan, Carl. The Demon-haunted World: Science as a Candle in the Dark. headline book publishing, 1996.
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