Proficiency workbook IV :  advanced algebra , trigonometry and statistics / 

 - Makati City :  Diwa Learning Systems Inc.,  2006. 
 - 242 pages :  figures ;  26 cm. 
<br/><br/><label>ISBN: </label>9714808022 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Advanced Algebra<br/>Trigonometry <br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>512.13  / P94