Hutchinson, Sarah E. <br/><br/>
Computer Essentials. 

 - 2nd./ed 
 - xiv, 295p  illus., appendix,glossary, index  27.5cm. 
<br/><br/><label>ISBN: </label>0256191492 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers--Chicago--1996--paperbound<br/>Information Technology--Chicago--1996--paperbound