Prasad, Gorakh. <br/><br/>
Text Book on Spherical Astronomy /  Textual Documents 
Gorakh Prasad. 
 - 3rd ed. / 
 - Allahabad :  Pothishala Ltd. ,  1962. 
 - 267p. :  ill ;  22cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Astronomy Spherical Astronomy G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>522.71  / P 886 T