TY  - BOOK
AU  - Petruzella, Frank D.,
TI  - Programmable logic controllers, 4th ed
SN  - 9780073510880
U1  - 629.895 PET 
PY  - 2011///
CY  - New York
PB  - McGraw Hill Education
KW  - Other branches of engineering
KW  - Programmable controllers
KW  - Logic
N1  - Includes index
ER  -