Digital electronics :  principles & applications / 
Tokheim, Roger L. 
 - 7th ed. 
 - New York :  The McGraw-Hill Companies, Inc.,,  2008. 
 - xi, 534 p.: col. Ill.; 28.3 cm. 
<br/><br/>Includes appendices, glossary, credits, index 
<br/><br/><label>ISBN: </label>9780071108508 
<br/><br/><label>Dewey Class. No.: </label>C 621.381 T57 2008