TY  - BOOK
AU  - DeRossi,Claude J.
AU  - Fiddle,Margrit
TI  - Computers; tools for today,
SN  - 0516005057
AV  - PZ10.D286 Co
U1  - 001.6 DER 
PY  - 1972///]
CY  - Chicago
PB  - Childrens Press
KW  - Electronic digital computers
KW  - Juvenile literature
KW  - Computers
KW  - Computer Science
N1  - Illus. by M. Fiddle
N2  - Explains the principles of a computer, how it operates, and the sort of tasks it can perform
ER  -