TY  - BOOK
AU  - Otter, Job Den
TI  - Programmable logic controllers: operation,interfacing and programming
SN  - 0-13-730227-4
U1  - 629.89 
PY  - 1988///
CY  - New Jersey
PB  - Prentice- Hall
KW  - Control system
KW  - Logic controllers
KW  - Programmable- Controllers
N1  - Includes index
ER  -