Dew, D. Gladys <br/><br/>
Office machinery and equipment: 

 - New York:  McGraw-Hill book company,  1994. 
 - 141p.;  ill,: 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0070846227 
<br/><br/><label>LC Class. No.: </label>HF5548.D4  / dew1994