TY  - BOOK
AU  - Olsen, George H.
AU  - Burdess, Ian
TI  - Computers and microprocessors made simple
U1  - 004.11 
PY  - 1984///
CY  - Calcutta
PB  - Rupa
KW  - Computer science
KW  - Electronic data processing
KW  - Electronic digital computers
ER  -