Biswas, Nripendra N. <br/><br/>
Principles of Telephone 

 - Bangalore  Radiant Books  1995 
 - 138 
<br/><br/><label>ISBN: </label>9788185273099 
<br/><br/><label>Publisher. No.: </label> Gangaram Book Bureau 
<br/><br/><label>Subjects--Personal Names: </label> Electronics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronics