Clifford, Sarah Hutchinson. <br/><br/>
Computers, communications, and information 
Clifford, Sarah Hutchinson. 
 - [S.l.] :  Mcgraw-Hill College,  2000 
<br/><br/><label>ISBN: </label>0072508124 (paperback) 
<br/><br/><label>Dewey Class. No.: </label>004 H973 C