Hemstock, H.F,  -. <br/><br/>
Business arithmetic :  - / 

 - 
 - Great Britain :  Thomas Nelson,  1971. 
 - p. :173 ;   cm.15. 
<br/><br/>includes bib. ref. 
<br/><br/><label>ISBN: </label>177410019 :  - 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics.