Cissell, Robert. <br/><br/>
Mathematics of finance / 
Robert Cissell, Helen Cissell. 
 - 4th ed. 
 - Boston, Mass. :  Houghton Mifflin,  c1973. 
 - x, 446, 103 p. :  ill. 
<br/><br/><label>ISBN: </label>0395140234 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics