Ibaņez, Edwin P. <br/><br/>
Plane trigonometry / 
Edwin P. Ibaņez...[and five others]. 
 - iv , 202 pages :  illustrations ;  26 cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>9789710161881 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>516.242