Hein, Leonard W. <br/><br/>
An introduction to electronic data processing for business 
Hein, Leonard W. 
 - London, New york  D. van nostrand company  1961 
 - xiv, 320 p.  ill.  22 cm 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE
<br/><br/><label>Dewey Class. No.: </label>651.26  / HET