Trigonometry / Fe N. Reyes ..... [et. al.] 

 - Mandaluyong City  National Book Store  c2000. 
 - 394 p. 
<br/><br/>Includes index. 
<br/><br/>
<br/><br/><label>ISBN: </label>971-08-6132-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry.
<br/><br/><label>Dewey Class. No.: </label>Res 515.16 T734 2000