Long, Larry. <br/><br/>
Introduction to computers and information systems / 
Larry Long. 
 - 4 th. 
 - New Jersey :  Prentice Hall,  c1994. 
 - xxxi, 462 p. 
<br/><br/><label>ISBN: </label>013497934601 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing.<br/>Electronic digital computers.
<br/><br/><label>LC Class. No.: </label>QA76  / .L66