Petruzella, Frank D., <br/><br/>
Programmable logic controllers / 
Frank D. Petruzella. 
 - 3rd ed. 
 - ix, 468 pages :  illustrations ;  29 cm 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0078298520   RM400.40 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Programmable controllers
<br/><br/><label>Dewey Class. No.: </label>629.89