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Comets and the Origin and Evolution of Life (Advances in Astrobiology and Biogeophysics)

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ISBN 13: 9783540330868

Format: Hardcover (364 pages)
Publisher: Springer
Published: 03 Aug 2006

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Comets and the Origin and Evolution of Life (Advances in Astrobiology and Biogeophysics)

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ISBN 13: 9783642069635

Format: Paperback (346 pages)
Publisher: Springer
Published: 25 Nov 2010
Other Format: Hardcover

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U.S. Nuclear Weapons Policy: Confronting Today's Threats

by George Bunn,Christopher F. Chyba,William J. Perry

ISBN 13: 9780815713654

Format: Paperback (360 pages)
Publisher: Brookings Institution Press
Published: 30 Aug 2006

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