De Roosi, Claude J. <br/><br/>
Exploring the world of data processing 

 - Virginia  Reston Publishing  1975 
 - xv, 256p. 
<br/><br/><label>ISBN: </label>0-87909-259-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing<br/>Electronic digital computers<br/>Computer programming<br/>Computer systems<br/>Computers - Study and teaching
<br/><br/><label>Dewey Class. No.: </label>004.1 DER-;