Morris Robert L <br/><br/>
Designing with TTL integrated circuits. 
Morris Robert L; Miller John R 
 -  1975 
<br/><br/><label>Standard No.: </label>18699 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D65151:4, L5