Petruzella, Frank D. <br/><br/>
Programmable logic controllers. / 
Frank D. Petruzella 
 - 3rd ed. 
 - Boston:  McGraw-Hill Higher Education,  2005 
 - ix , 468 p. :  il. ;  29 cm. 
<br/><br/><label>ISBN: </label>0078298520 (alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PROGRAMMABLE CONTROLLERS.<br/>MECANICA
<br/><br/><label>Dewey Class. No.: </label>629.8  / P48