Rudiments of college algebra and trigonometry / 
Santos, Gil Nonato C. ; Rodulfo, Emmanuel T. 
 - 1st ed. 
 - Manila :  Rex Book Store, Inc.,  2009. 
 - vi, 311 p.; 22.2cm. 
<br/><br/>includes references, index 
<br/><br/><label>ISBN: </label>9789712352065 
<br/><br/><label>Dewey Class. No.: </label>Fil 512 Sa237 2009