Sharma, Ajay <br/><br/>
Modern electronics communication 

 - New Delhi,  Dhanpat Rai,  1999 
 - xii; 623p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic Communication
<br/><br/><label>Dewey Class. No.: </label>621.38   / S531M