TY  - BOOK
AU  - Gopal,M
TI  - Control systems: principles and design 
SN  - 0-07-462135-1
U1  - 629.8 
PY  - 1997///
CY  - New Delhi
PB  - TMH
KW  - System design
KW  - Control system
KW  - Engineering
ER  -