Sawyer, Stacey C. <br/><br/>
Using Information Technology :  a practical introduction to computers & communications / 
Stacey C. Sawyer, Brian K. Williams. 
 - 6th ed. 
 - Boston :  McGraw-Hill Technology Education,  c2005. 
 - xxi, 304 p. :  ill. (col.) ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0072882905 (alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Telecommunication systems.<br/>Information technology.
<br/><br/><label>Dewey Class. No.: </label>004  / SAW