TY  - BOOK
AU  - Nagrath, I.J.
TI  - Control systems engineering
SN  - 0-85226-605-7
U1  - S/C-S/T D6,77 M2N;7 
PY  - 1982///
CY  - New Delhi
PB  - Wiley Eastern
N1  - Includes Appendix references
ER  -