Ibanez, Edwin D. <br/><br/>
Trigonometry / 
Edwin D. Ibanez, Benjamin M. Adraneda, Jr., Thelma D. Manansala, Gemma S. Legaspi, and Jocelyn L. Reyes. 
 - Cabanatuan City :  Jimcy Publishing House,  c2000. 
 - 160p. :  illus. (np) ;  23cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9789719338666 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry--c2008--Cabanatuan City--newsprint.