Petruzella, Frank D. , <br/><br/>
Programmable logic controllers / 
Frank D. Petruzella. 
 - 2nd ed. 
<br/><br/><label>ISBN: </label>0028026616 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Programmable controllers.
<br/><br/><label>LC Class. No.: </label>TJ223   / .P47 1998