Singal, M.K. and Singal, Asha Rani <br/><br/>
Higher Trigonometry 

 - Delhi  R.Chand & Co.  1978 
 - 183 
<br/><br/><label>Publisher. No.: </label> Bangalore Book Bureau 
<br/><br/><label>Subjects--Personal Names: </label> Mathematics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics