John, Karl-Heinz <br/><br/>
IEC 61131-3: programming indusrial automation systems : concepts and programming languages, requirements for programming systems, aids to decision- making tools 

 - New York  Springer  2001 
 - vi, 376p. : ill.  
<br/><br/> CDBK1701. Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>3540677526 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Programmable logic controller