Acelajado, Maxima Joyosa <br/><br/>
Trigonometry / 
Maxima J. Acelajado. 
 - Paranaque, MM :  Joy-Ace Pub. & Bookseller,  1990, c1987. 
 - xi, 247 p. : ill. 
<br/><br/> Includes references and index. 
<br/><br/><label>ISBN: </label>971-8617-02-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry