Schnake, M. A. <br/><br/>
Data-processing concepts 

 - New York  McGraw-Hill Book Company  1973 
 - xi,483p.  23cm. 
<br/><br/><label>ISBN: </label>0070533904 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing
<br/><br/><label>LC Class. No.: </label>QA76.5.S272