TY  - BOOK
AU  - Chen, Chic-Fan.
AU  - Hass, John I.
TI  - Elements of control systems analysis
T2  - Prentice-Hall Electrical Engineering Series
U1  - 621.3811 
PY  - 1968///
CY  - Englewood Cliffs
PB  - Prentice-Hall
N1  - Prentice-Hall Instrumentation and Control Series
ER  -