Cabansay, Myrna <br/><br/>
Trigonometry / 
adapted by Myrna Cabansay. 
 - 2nd ed. 
 - Metro Manila :  Academe Pub.,  c1987. 
 - xiv, 249 pages :   illustrations ;   24 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry
<br/><br/><label>LC Class. No.: </label>QA531   / C11 1987