Dunning,  Gary. <br/><br/>
Introduction to programmable logic  controllers 

 - Albany :  Delmar Publisher,  2007 
 - 433. 
<br/><br/><label>ISBN: </label>9812402276  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Old English (AngloSaxon)
<br/><br/><label>Dewey Class. No.: </label>829.89  / DUN