Gonzalvo, Romellen T. <br/><br/>
Contemporary mathematics / 
Romellen T. Gonzalvo and Romeo P. Gonzalvo, Jr. 
 - Intramuros Manila, Philippines :  Purely Books Trading & Publishing  2013 
 - x, 158 pages :  illustrations ;   22 cm. 
<br/><br/><label>ISBN: </label>9789719533894 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>LC Class. No.: </label>Fil QA39.2  / .G643 2013 
<br/><br/><label>Dewey Class. No.: </label>F 510 G643 2013