TY  - BOOK
AU  - Warnock,Ian G.
TI  - Programmable controllers: operation and application 
SN  - 0137300379
AV  - TJ223.P76 W37 1988
U1  - 629.895 19
PY  - 1988///
CY  - New York
PB  - Prentice Hall
KW  - Programmable controllers
N1  - Includes index; Bibliography: p. 441
ER  -