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21st Century Astronomy

by Laura Kay, Stacy Palen, Bradford Smith, George Blumenthal

ISBN 13: 9780393918786

Format: Student Edition (856 pages)
Publisher: W. W. Norton & Company
Published: 19 Mar 2013

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Understanding Our Universe

by Stacy Palen,George Blumenthal

ISBN 13: 9781324042150

Format: Paperback (576 pages)
Publisher: WW Norton & Co
Published: 01 Jul 2022

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