Mathematics of investment / 
Altares. 
 - Manila :  REX Book Store,  c2003. 
 - vi, 303 p. 
<br/><br/> Includes appendix and bibliography. 
<br/><br/><label>ISBN: </label>971-23-3873-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics