Narang, Nishit &  Kasera, Sumit <br/><br/>
2G mobile networks  GSM AND HSCSD 

 - Tata McGraw-Hill Publishing Company Ltd., New Delhi  c2007 
 - xxiv,351p 
<br/><br/><label>ISBN: </label>0-07-062106-3 
<br/><br/><label>Dewey Class. No.: </label>621.3821 Nar/Kas