TY  - BOOK
AU  - Gopal, M.
AU  - Nagrath I.J.Gopal, M.
TI  - Control systems engineering
SN  - 8122411924
AV  - 629.8 NAG 1999 
U1  - 629.8 NAG 1999 
PY  - 1999///
CY  - New Delhi
PB  - New AGE
KW  - Instrumentation and Control
ER  -