Oxlade, Chris.
Pulleys /
Chris Oxlade.
- 1st ed.
- North Mankato, MN : Smart Apple Media, c2008.
- 32 p. : ill. (some col.) ; 28 cm.
- Simple machines. .
- Oxlade, Chris. Simple machines. .
Paperback Includes index.
9781599200842 1599200848
1271222 QBI
2007012196
Pulleys.
621.8