TY  - BOOK
AU  - Welbourn, D. B.
TI  - ESSENTIALS OF CONTROL THEORY FOR MECHANICAL ENGINEERS
U1  - 629.8 
PY  - 1963///
CY  - N. Y.
PB  - Elsevier Pub.
KW  - Automatic Control
N1  - Corrigenda Mounted On P. V
ER  -