Garg,Vijay K. <br/><br/>
Principles And Applications of GSM 
by Vijay K.Garg 
 - 1st impression 
 - New Delhi  Pearson education  2008 
 - xxiii,481p. 
<br/><br/><label>ISBN: </label>9788177588798 
<br/><br/><label>Dewey Class. No.: </label>621.382