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Astronomy projects /
by Asimov, Isaac, frey50
Additional authors:
Hantula, Richard.
Series:
Isaac Asimov's 21st century library of the universe. Past and present
Edition statement:Rev. and updated ed.
Published by :
Gareth Stevens Pub.,
(Milwaukee, WI :) , 2006
Physical details: 32 p.
ISBN:083683979X (lib. bdg.).