RICHARDS, K. R. <br/><br/>
Electronic digital systems 
K. R. Richards 
 - New York   John Wiley & Sons  1966 
 - XII, 638 p. ; 23 cm 
<br/><br/><label>Source: </label>C-190173 
<br/><br/><label>Universal Decimal Class. No.: </label>621.38