Petruzella, Frank D. <br/><br/>
Programmable Logic Controllers 
By Frank D. Petruzella 
 - New Delhi  Tata mcgrawhill pub.  2011 
 - 468 
<br/><br/> Engineering 
<br/><br/><label>ISBN: </label>978-0-07-706738-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical