Flood, J. E. <br/><br/>
Telecommunications switching, traffic and networks 

 -  Pearson Education India 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-81-317-0502-5 
<br/><br/><label>Dewey Class. No.: </label>621.382 FLO  / FLO