TY  - BOOK
AU  - Astrom, karl J.
AU  - Wittenmark, bjorn.
TI  - Computer controlled systems: theory and design 
SN  - 8120308409
U1  - 629.89 22
PY  - 1990///
CY  - New Delhi
PB  - Prentice-hall of india
KW  - Computer control
N1  - Includes index
ER  -