TY  - BOOK
AU  - Gopal, M
TI  - Control ststems principles and design
SN  - 0-07-462135-1
U1  - 629.89 
PY  - 1997///
CY  - New Delhi
PB  - Tata Mcgraw-Hill
KW  - Mechanical Mechatronics Engineering
ER  -