Williams, Brian K. <br/><br/>
Using information technology :  a practical introduction to computers and communications : introductory version / 
Brian K. Williams, Stacey C. Sawyer 
 - 9th ed. 
 - New York :  McGraw-Hill,  2011 
 - xxviii, 420 p. :  col. ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>9780077331085 (pbk.) 0077331087 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers<br/>Telecommunication systems<br/>Information technology
<br/><br/><label>LC Class. No.: </label>QA76.5   / .W54 2011