TY  - BOOK
AU  - Petruzella, Frank D.
AU  - 
AU  - 
TI  - Programmable logic controllers / 
SN  - 9780071067386
U1  - 629.895 
PY  - 2010///
CY  - New Delhi
PB  - Tata McGraw Hill
KW  - Programmable controllers
N1  - Includes index
ER  -