TY  - BOOK
AU  - Parker, Charles S.
TI  - Understanding Computers and Data Processing :Today and Tomorrow /Charles S. Parker
SN  - 0030634245
U1  - 004PAR 
PY  - 1984///
CY  - New York
PB  - Holt, Rinehart and Winston
KW  - Electronic digital computers
ER  -