Gregory, Robert Henry <br/><br/>
Business data processing & programming / 
by Robert H. Gregory & Richard L. Van Horn 
 - Belmont, Ca. :  Wadsworth Publishing Co.,  1963 
 - 403 p. :  ill. ; 
<br/><br/>Includes bibliography 
<br/><br/><label>LCCN: </label>63-014323 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing