Popyk Marlin K.  <br/><br/>
World Processing and Information System ; A practical Approach To Concepts  

 - USA   McGraw-Hill Book Company   1983 
 - xiii, : 336p. 
<br/><br/><label>ISBN: </label>0070505748 
<br/><br/><label>Subjects--Topical Terms: </label><br/>World Processing Information System 
<br/><br/><label>Dewey Class. No.: </label>652.5 POP