TY  - BOOK
AU  - Buckley,Ruth Victoria
TI  - Control engineering: theory, worked examples and problems 
SN  - 0333197763 
AV  - TJ213.B782 
PY  - 1976///
CY  - London, New York
PB  - Macmillan
KW  - Automatic control
KW  - Control theory
ER  -