TY  - BOOK
AU  -  Yousefzadeh,B.
TI  -  Basic control engineering / 
SN  -  0273010352
U1  -  629.83 
PY  - 1979///
CY  -  London : 
PB  -  Pitman Books Ltd., 
KW  -  Automatic conterol
KW  -  Engineering
N1  -  Includes bibliographical references
ER  -