Goleniewski. <br/><br/>
Telecommunications essentials, 2e / 
Goleniewski, Lillian 
 - New Delhi :  PEARSON EDUCATION,  2007. 
 - xicii,865 p  ;  ( R 10, SH 02) 
<br/><br/><label>ISBN: </label>8131711927 (paperback) 9788131711927 (paperback) 
<br/><br/><label>Source: </label> Pak Book  PKR 1186.02 
<br/><br/><label>Dewey Class. No.: </label>621.382