Mccill, Donald A.C. <br/><br/>
Punched cards: data processing for profit improvement  Donald A.C. Mccill. 

 - New York  McGrawHill  1962 
 - vii, 232p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Punched card system Business enterprise - data processing.
<br/><br/><label>Dewey Class. No.: </label>651.8  / M50P