Hughes, A Thomas <br/><br/>
Programmable Controllers 

 - 2nd ed 
 - USA  Resources for Measurement and Control Series 
 - 267p. 
<br/><br/><label>ISBN: </label>9781556176104 
<br/><br/><label>Subjects--Index Terms: </label>Digital Logic, Numbering Systems, Programmable Controllers, Binary Codes, Memory and Storage Units, PLC Programming, Data Communication Systems, PLC System Design, Installation, Maintanence and Troubleshooting 
<br/><br/><label>Dewey Class. No.: </label>629.89