Trigonometry 
Lial, Margaret. 
 - Pearson New International Edition, Tenth edition. 
 -  Pearson Education South Asia Pte Ltd.  2014 
 - ii, 516 pages 
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<br/><br/><label>ISBN: </label>978-9-81459852-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry.
<br/><br/><label>Dewey Class. No.: </label>516.24 T828 2014