Hemstock, H. F. <br/><br/>
Modern business arithmetic / 
H. F. Hemstock. 
 - 3rd ed. 
 - [S.l.] :  Nelson,  c1969. 
 - 196 p. :  ill. 
<br/><br/><label>ISBN: </label>0177410051 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics.
<br/><br/><label>LC Class. No.: </label>HF 5691  / .H46