Hellerman Herbert <br/><br/>
Digital computer system principles . 
Hellerman Herbert 
 - 2 
 -  1973 
<br/><br/><label>Standard No.: </label>95721 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D65,8(B),52, L3