Castillo, Leticia L. <br/><br/>
College Algebra and Trigonometry. 

 - 1st./ed 
 - viii, 772p.  illus.  25.5cm. 
<br/><br/><label>ISBN: </label>9710867989 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--2008--Philippines--nerwsprint<br/>Trigonometry--2008--Philippines--newsprint