Williams, Brian K. <br/><br/>
Using Information Technology: A Practical Introduction to Computers & Communications  

 - 11th ed. 
 - New York:  McGrawHill Education.  2015 
 - xxxii, 588p.: ill.; 28cm. 
<br/><br/> Includes Bibliographical References and Index 
<br/><br/><label>ISBN: </label>9781259255663 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication Systems
<br/><br/><label>Dewey Class. No.: </label>004