Tocci, Ronald J. <br/><br/>
Digital systems  principles and applications 
Ronald J. Tocci, Neal S. Widner. 
 - 6th  ed. 
 - New Delhi  Prentice Hall of India  2001 
 - xviii, 827p.: ill.; 28cm. 
<br/><br/><label>ISBN: </label>81-203-0985-5. 
<br/><br/><label>Dewey Class. No.: </label>621.3916  / T56D