Bohl, Marilyn. <br/><br/>
Essentials of information processing :  study guide / 
by Marilyn Bohl. 
 - 2nd ed. 
 - New York, N.Y. :  MacMillan,  1990. 
 - viii, 151 p. 
<br/><br/><label>ISBN: </label>0023118830 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing.<br/>Electronic digital computers.