Rudiments of college algebra and trigonometry 
Santos, Gil Nonato C. 
 - Manila, Philippines :  Rex Book Store Inc.  c2009. 
 - vi,311 p.  ; (np) ;  22 cm. 
<br/><br/><label>ISBN: </label>9789712352065 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry--c2009.--Manila.--newsprint.