Ong, Anita C. <br/><br/>
Elements of investment mathematics / 
Anita C. Ong, Presentacion B. Gabriel. 
 - Manila :  REX Book Store,  2011. 
 - 181 p. ; 25 cm 
<br/><br/> Includes references 
<br/><br/><label>ISBN: </label>9789712360459 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics<br/>Investment--Mathematics