Khanna, M L <br/><br/>
Spherical astronomy 

 - 2 
 -  Jai Prakash Nath & Co., Meerut  1964 
 - 412 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Practical & spherical astronomy
<br/><br/><label>Dewey Class. No.: </label>522  KHA-S2