Ali, Syed Riffat <br/><br/>
Digital switching systems: system reliability and analysis / 
[by] Syed Riffat Ali 
 - New York  McGraw-Hill Inc.  1998 
 - xiii, 217 p. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>70010692 
<br/><br/><label>Dewey Class. No.: </label>621.387  / ALI