TY  - BOOK
AU  - Downton,A.C.
TI  - Computers and microprocessors: components and systems 
SN  - 0412403005 (pbk.) :
U1  - 004.028 
PY  - 1992///
CY  - London
PB  - Chapman & Hall
KW  - Computers
KW  - Microprocessors
N1  - Includes index
ER  -