Andreescu , Titu, Feng, Zuming <br/><br/>
Trigonometry problems, from the training of the usa imo team 

 - INDIA  BIRKHAUSER  2005 
 - VIII,214P 
<br/><br/><label>ISBN: </label>81-8128-339-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>TRIGONOMETRY PROBLEMS
<br/><br/><label>Dewey Class. No.: </label>516.24 AND