Narayanan,  S. Pillay, T. K. Manicavachagom  <br/><br/>
Trigonometry / 
by S. Narayanan and T. K. Manicavachagom 
 - 6th ed. 
 - Madra :  S. Viswanathan Pvt. Ltd. ,  1977 . 
 - 189 p.  Hard Back 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry<br/>Mathematics<br/>Analysis
<br/><br/><label>Dewey Class. No.: </label>516.24  / NAR-T