Oxlade, Chris.

Screws / by Chris Oxlade. - 1st ed. - North Mankato, MN : Smart Apple Media, c2008. - 32 p. : ill. (some col.) ; 28 cm. - Simple machines .

Includes index.

ISBN: 9781599200859

LCCN: 2007004880

Subjects--Topical Terms:
Screws.
Simple machines.
Screws.

LC Class. No.: TJ1338 / .O89 2008

Dewey Class. No.: 621.8/82