TY  - BOOK
AU  - Hackworth,John R.
AU  - Hackwroth, Frederick D. 
TI  - Programmable Logic Controllers : programming methods and applications
T2  - With cd
SN  - 8177587714 (paperback)
KW  - Programmable controllers
UR  - http://10.10.170.122:8080/browse/book/28760
ER  -