Ojha, D D <br/><br/>
Doorsanchar evam soochna praudyogiki / 
by D D Ojha, Satya Prakash. 
 - Delhi:  Gyan Ganga,  2007. 
 - 198p. :  ill. 
<br/><br/><label>ISBN: </label>8188139025 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Network<br/>Communication
<br/><br/><label>Dewey Class. No.: </label>384.540  / OJH (H)