MURTHY,C.SIVA RAM` <br/><br/>
W D M OPTICAL NETWORKS 

 - 1st Ed. 
 -  PHI LEARNING PRIVATE LIMITED   2004 
<br/><br/><label>ISBN: </label>978-8120-321298 
<br/><br/><label>Dewey Class. No.: </label>621.382 75  / MUR/W