Oxlade, Chris.

Levers / Chris Oxlade. - North Mankato, MNl. : Smart Apple Media, c2008. - 32 p. : col. ill. ; 27 cm. - Simple machines. .

Includes bibliographical references (p. 32) and index.

ISBN: 9781599202006

LCCN: 2003003786

Subjects--Topical Terms:
Levers.