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Space people from A-Z /
by Spangenburg, Ray,
Publication:
New York : Facts on File, 1990
. xi, 100 p., [8] p. of plates :
29 cm.
Date:1990
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Savvy surfing on the Internet : searching and evaluating Web sites /
by Spangenburg, Ray,
Publication:
Berkeley Heights, NJ: Enslow Publishers, 2001
. 112 p. :
24 cm.
Date:2001
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(1),
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