TY  - BOOK
AU  - Abrams, Marshall D
TI  - Computer hardware and software
PY  - 1973///
CY  - Reading
PB  - Addison Wesley
KW  - Calculating devices
KW  - Computing devices
KW  - Computer hardware
KW  - Software - Computer
KW  - Programs- computer
KW  - Computer software
KW  - Computer programming
KW  - Computer science
ER  -