Webb, John W <br/><br/>
Programmable logic controllers : principles and applications  

 - 5th edition. 
 - Usa :  Prentice Hall Of International,  1994 
 - 460. 
<br/><br/><label>ISBN: </label>8120323084  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Applied physics
<br/><br/><label>Dewey Class. No.: </label>621.3951  / WEB