McLachlan, David J. <br/><br/>
Data processing 
[by] David J. McLachlan [and] Bertram Molsom. 
 - London, New York, [etc.]  London, New York, [etc.]  McGraw-Hill,  1967. 
<br/><br/><label>ISBN: </label> 28/- 
<br/><br/><label>LCCN: </label>68089591 //r84 
<br/><br/><label>Nat. Bib. No.: </label>B68-00099 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Punched card systems.<br/>Business -- Data processing.--Business -- Data processing.<br/>Bookkeeping.
<br/><br/><label>LC Class. No.: </label>HF5548  / .M25 
<br/><br/><label>Dewey Class. No.: </label>651.8