Bolton, W.  1933-. <br/><br/>
Programmable logic controllers / 
by W. Bolton. 
 - 6th ed. 
 - Amsterdam :  Elsevier/Newnes,  2015. 
 - xii, 412 pages :  illustrations ;  . 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780128029299 :  $31.07 
<br/><br/><label>Nat. Bib. No.: </label>GBA659711  bnb 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Programmable controllers.<br/>Logic circuits.<br/>Programmable logic devices.