Williams, Brian K. <br/><br/>
Using information technology :   a practical introduction to computers and communications / 
Brian K. Williams. 
 - 9th 
 - New York :  McGraw-Hill,  2011. 
 - xxviii, 412 p.:  28 cm. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-0-07-122128-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information Technology<br/>Computers<br/>Telecommunication systems
<br/><br/><label>LC Class. No.: </label>004 W66u