Micallef, Benjamin A. <br/><br/>
Electric accounting machine fundamentals / 
Benjamin A. Micallef 
 - 2nd ed. 
 - Menlo Park, Calif. :  Cummings Pub.,  1972 
 - viii, 253 p. :  ill. ;  28 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> USD 8.25 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Accounting machines
<br/><br/><label>Dewey Class. No.: </label>657.028