McGill, Donald A.C <br/><br/>
Punched cards:  data processing for profit improvement/ 
Donald A.C. McGill 
 - New York:  McGraw-Hill,  1962 
 - vii, 232 p.:  ill., charts;  23 cm. 
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 223-224 
<br/><br/><label>ISBN: </label> $ 7.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Punched card systems<br/>Office practice--Automation<br/>Electronic office machines
<br/><br/><label>Dewey Class. No.: </label>651.26