Norman, Thomas  <br/><br/>
Electronic Access Control 2nd Ed.  

 - 2nd Edition 
 - UK  Butterworth-Heinemann  2018 
 - 576p. 
<br/><br/><label>ISBN: </label>9780128054659 
<br/><br/><label>Dewey Class. No.: </label>683.32 N781