Mccready, Richard R. <br/><br/>
Office machines : electronic calculators / Richard R. Mccready. - 7th ed. 

 - 7E 
 - Kent 
<br/><br/><label>ISBN: </label>0537078060 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics
<br/><br/><label>Dewey Class. No.: </label>510.28 MCC