TY  - BOOK
AU  - HACKWORTH, JOHN R.
AU  - HACKWORTH, FEDRICK D.
TI  - PROGRAMMABLE LOGIC CONTROLLERS PROGRAMMING METHODS AND APPLICATIONS
SN  - 8129703408
U1  - 005.1/HAC 
PY  - 2004///
CY  - SINGAPORE.
PB  - PEARSON EDUCATION PTE LTD.,SINGAPORE
ER  -