Sharma, Santosh K., Gupta, R.K. and Kumar, Dhirendra <br/><br/>
Spherical Astronomy 

 - 2 
 - Meerut  Krishna Prakashan Mandir  1978 
 - 384 
<br/><br/><label>Publisher. No.: </label> Bangalore Book Bureau 
<br/><br/><label>Subjects--Personal Names: </label> Astronomy 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy