Hoggatt, Jack. <br/><br/>
Century 21 Jr :   input technologies & computer applications/ 
by Jack Hoggatt, Jon A. Shank and  Karl Barksdale. 
 - London:  South-Western ; Thomson Learning [distributor],  c2006. 
 - xii, 311(8)p.:  col. ill.; 
<br/><br/> includes glossary and index 
<br/><br/><label>ISBN: </label>9780538442657 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Computers Study and teaching
<br/><br/><label>Dewey Class. No.: </label>005.5