Mathematics in business / 
Irene R. Gumboc [and others]. 
 - Manila :  Booklore Publishing Corporation,  c2007. 
 - 230 pages :  illustration ;  26 cm. 
<br/><br/><label>ISBN: </label>9789718171240 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics.