TY  - BOOK
AU  - Frohr, Friedrich 
AU  - Orttenburger, Fritz
TI  - Introduction to electronic control engineering
SN  - 8122400965
U1  - 621.38 F924i 
PY  - 1982///
CY  - New Delhi
PB  - Wiley Eastern Limited
KW  - Electronic control
ER  -