Ojha, Durgadutta  <br/><br/>
Vikiran aur cellphone /  
Durgadutta Ojha ; Girish Kumar  
 - 1st ed.  
 - New Delhi :   Prabhat publication ,  2017. 
 - 160 p.  
<br/><br/><label>ISBN: </label>9789384344696 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wireless communication systems
<br/><br/><label>Dewey Class. No.: </label>384.5  / OJA/V