TY  - BOOK
AU  - Bolton,W.
TI  - Programmable logic controllers: an introduction 
SN  - 0750647469
AV  - TJ223.P76 B65 2000
PY  - 2000///
CY  - Oxford, Boston
PB  - Newnes
KW  - Programmable controllers
N1  - Includes index
UR  - http://www.loc.gov/catdir/description/els031/00268514.html
UR  - http://www.loc.gov/catdir/toc/els031/00268514.html
ER  -