Williams, Brian K. <br/><br/>
Using information technology : a practical introduction to computers and communications : complete version / 
Brian K. Williams, Stacey C. Sawyer 
 - 9th ed. 
 -  McGraw-Hill  2011 
<br/><br/>18659 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers<br/>Information technology<br/>Telecommunication systems
<br/><br/><label>LC Class. No.: </label>QA76.5  / Wil