TY  - BOOK
AU  - Dunning, Gary,
TI  - Introduction to programmable logic controllers
SN  - 9788131503027
U1  - 629.895 DUN 
PY  - 2006///
CY  - New Delhi
PB  - Cengage Learning
N1  - Includes index.
UR  - http://catdir.loc.gov/catdir/toc/ecip061/2005028293.html
UR  - http://catdir.loc.gov/catdir/enhancements/fy1103/2005028293-d.html
UR  - http://catdir.loc.gov/catdir/enhancements/fy1103/2005028293-b.html
ER  -