TY  - BOOK
AU  - Parr,E.A.
TI  - Programmable controllers: an engineer's guide 
SN  - 075065757X (pbk.)
AV  - TJ223.P76 P37 2003
U1  - 629.8/95 22
PY  - 2003///
CY  - Amsterdam, Boston
PB  - Newnes
KW  - Programmable controllers
N1  - Includes index
UR  - http://www.loc.gov/catdir/enhancements/fy0626/2005280867-d.html
UR  - http://www.loc.gov/catdir/enhancements/fy0626/2005280867-t.html
ER  -