Williams, Brian K., author <br/><br/>
Using information technology:  a practical introduction to computers & communications, complete version/ 
Brian K. Williams and Stacey C. Sawyer. 
 - Sixth edition. 
 - Boston:  McGraw-Hill,  c2005. 
 - xxiii, 472 pages:  illustrations;  27 cm. 
<br/><br/> Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0-07-288293-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Telecommunication systems.<br/>Information technology.
<br/><br/><label>Dewey Class. No.: </label>DC 004  / W67u