Santos, Durwin C. <br/><br/>
Math activated : engage yourself and our world business math 
Durwin C. Santos and Karl Bryan V. Sta. Maria 
 - Makati City :  Don Bosco,  2015 
 - v, 236 P. 26 cm. 
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<br/><br/><label>ISBN: </label>9789719644736 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Business--Mathematics. I. Sta. Maria, Karl Bryan. II. Title.