Williams, Brian K.,  1938- <br/><br/>
Using information technology :  a practical introduction to computers & communications : introductory version / 
 Practical introduction to computers & communications 
Brian K. Williams, Stacey C. Sawyer. 
 - 10th ed. 
 - New York, NY :  McGraw-Hill,  c2013. 
 - xxii, 425 p. :  col. ill. ;  28 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0077470672 9780077470678 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Information technology.<br/>Telecommunication systems.