Groves, Marsha.
Inventing the computer /
written by Marsha Groves.
- New York : Crabtree Pub., 2007.
- 32 p. : col. ill. ; 29 cm.
- Breakthrough inventions .
Includes index.
9780778728160 (rlb) 0778728161 (rlb) 9780778728382 (pb) 0778728382 (pb)
2007002919
Computers.
QA76.23 / .G75 2007
004