Andreescu, Titu. , <br/><br/>
103 trigonometry problems :  from the training of the USA IMO team / 
Titu Andreescu, Zuming Feng. 
 - xii, 214 pages :  illustrations ;  24 cm. 
<br/><br/><label>ISBN: </label>0817643346 9780817643348 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry --Problems, exercises, etc.
<br/><br/><label>LC Class. No.: </label>QA537   / .A52 2005