Shelly, Gary B. <br/><br/>
Introduction to computers and data processing / 
Gary B. Shelly & Thomas J. Cashman. 
 - Fullerton, CA :  Anaheim Publishing,  c1980. 
 - 474 p. in various pagings :  ill. (some col.) ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0882361155 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.<br/>Electronic data processing.