76.
78.
Up from Dragons The Evolution of Human Intelligence
by Skoyles, John, Sagan, Dorion
ISBN: 9780071378253
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79.
Cold and the Dark: The World after Nuclear War
by Ehrlich, Paul R., Sagan, Ca...
ISBN: 9780393018707
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81.
Slanted Truths:essays on Gaia...
by Margulis, Lynn, Sagan, Dorion
ISBN: 9780387949277
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82.
83.
Cannibalism: Human Aggression and Cultural Form - Eli Sagan - Paperback
by Sagan, Eli
ISBN: 9780061318306
List Price: $3.45
84.
Billions & Billions: Thoughts on Life and Death at the Brink of the Millennium
by Carl Sagan
ISBN: 9780786213634
List Price: $28.95
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Mystery Dance: On the Evolution of Human Sexuality
by Margulis, Lynn, Sagan, Dorion
ISBN: 9780671792268
List Price: $12.00
86.
A Brief History of Time: From the Big Bang to Black Holes
by Hawking, Stephen W., Sagan,...
ISBN: 9780816147731
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Moving Targets Nuclear Strategy and National Security
by Sagan, Scott Douglas
ISBN: 9780691023267
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91.
Into The Cool Energy Flow, Thermodynamics, And Life
by Schneider, Eric D., Sagan, ...
ISBN: 9780226739366
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92.
Running Like Zebras : Refuting Abu Ameenah Bilal Philips, Dr. Carl Sagan, Daniel Abdurrahman...
by Yuksel, Edip
ISBN: 9780982586730
93.
94.
Chemistry Imagined: Reflections on Science - Roald Hoffmann - Hardcover
by Hoffmann, Roald, Torrence, ...
ISBN: 9781560982142
95.
Varieties of Scientific Experience A Personal View of the Search for God
by Sagan, Carl, Druyan, Ann
ISBN: 9781594201073
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97.
Alien Flatwoods Monster: An Eyewitness Account: When The Singularity of intelligent machines...
by Paul Sagan
ISBN: 9781440186097
List Price: $25.95