TY  - BOOK
AU  - Petruzella, Frank D.
AU  - Programmable login controllers
TI  - Programmable login controllers
SN  - 9780028026619
AV  - 629.89 PET 1998 
U1  - 629.89 PET 1998 
PY  - 1998///
CY  - New York
PB  - McGraw-Hill
KW  - Instrumentation and Control
ER  -