Rodolfo ET AL <br/><br/>
Trigonometry worktext 

 - Metro Manila  Grandwater Pub. & Research  2008 
 - v, 105p.; ill.; 25cm 
<br/><br/><label>ISBN: </label>9789717251516 9789789717255 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry