Kali Shankar <br/><br/>
Brahmand aur telescope / 
Kali Shankar ; T. N. Upadhyaya 
 - 1st ed.  
 - New Delhi :  Gyan Ganga ,  2019. 
 - 181 p. ;  22 cm.  
<br/><br/><label>ISBN: </label>9789380183190 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy
<br/><br/><label>Dewey Class. No.: </label>520.5  / KAL/B