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Green power : eco-energy without pollution /
by Jefferis, David.
Publication:
New York, NY : Crabtree Pub. Co., 2006
. 32 p. :
29 cm.
Date:2006
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(1),
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We need energy /
by Walker, Colin,
Publication:
Richmond Hill, Ont. : Scholastic Canada, 1992
. 22 p. :
, Includes index.
26 cm.
Date:1992
Availability:
Copies available:
(1),
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