Williams, Brian K. <br/><br/>
Using information technology / 
Brian K Williams; Stacey C Sawyer 
 - 11th int. student edition 
 - New York:  McGraw-Hill,  2015. 
 - 588 p. 
<br/><br/><label>ISBN: </label>9781259255663 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication systems.<br/>Information technology.
<br/><br/><label>Dewey Class. No.: </label>004  / Wi Us