TY  - BOOK
AU  - Nagrath, I.J. and Gopal, M.
TI  - Control system enginering
SN  - 0852266022
U1  - 629.8 
PY  - 1980///
CY  - Calcutta
PB  - Wiley Eastern
KW  - Control engineering
KW  - Control systems
KW  - Engineering
ER  -