Dunning, Gary. <br/><br/>
Introduction to programmable logic controllers / 
Gary Dunning. 
 - Albany, N.Y. :  Delmar Publishers,  c1998. 
 - xi, 433 p. :  ill. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0827378661 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Programmable controllers.