Computers, communications information : User's introduction 
Hutchinson, Sarah E. 
 - Seventh edition. 
 -  McGraw-Hill Higher Education.  2000 
<br/><br/>
<br/><br/><label>ISBN: </label>0-07-229744-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.
<br/><br/><label>Dewey Class. No.: </label>004.H867c 2000