Dorf, Richard C. <br/><br/>
Introduction to computers and computer science / 
Richard C. Dorf. 
 - 3rd ed. 
 - San Francisco :  Boyd & Fraser,  1981. 
 - xi, 617 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing.<br/>Electronic digital computers.